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Finding the Fourth Proportional to 623,862.30, 935,793.45 and 584,496.30

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Solution

The fourth proportional to 623,862.30, 935,793.45 and 584,496.30 is: 876,744.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,862.30 : 935,793.45 = 584,496.30 : x
  2. Step 2: Convert to fraction form
    623,862.30/935,793.45 = 584,496.30/x
  3. Step 3: Cross multiply
    623,862.30x = 935,793.45 × 584,496.30
  4. Step 4: Simplify right side
    623,862.30x = 546,967,809,089.24
  5. Step 5: Solve for x
    x = 546,967,809,089.24/623,862.30
  6. Step 6: Final answer
    x = 876,744.45

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Half scale
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Double scale
Find fourth proportional to 623,863.30, 935,794.95 and 584,497.30
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.