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Finding the Fourth Proportional to 623,800.20, 935,700.30 and 606,304.20

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Solution

The fourth proportional to 623,800.20, 935,700.30 and 606,304.20 is: 909,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,800.20 : 935,700.30 = 606,304.20 : x
  2. Step 2: Convert to fraction form
    623,800.20/935,700.30 = 606,304.20/x
  3. Step 3: Cross multiply
    623,800.20x = 935,700.30 × 606,304.20
  4. Step 4: Simplify right side
    623,800.20x = 567,319,021,831.26
  5. Step 5: Solve for x
    x = 567,319,021,831.26/623,800.20
  6. Step 6: Final answer
    x = 909,456.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 623,801.20, 935,701.80 and 606,305.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.