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Finding the Fourth Proportional to 555,567.40, 833,351.10 and 181,628.20

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Solution

The fourth proportional to 555,567.40, 833,351.10 and 181,628.20 is: 272,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,567.40 : 833,351.10 = 181,628.20 : x
  2. Step 2: Convert to fraction form
    555,567.40/833,351.10 = 181,628.20/x
  3. Step 3: Cross multiply
    555,567.40x = 833,351.10 × 181,628.20
  4. Step 4: Simplify right side
    555,567.40x = 151,360,060,261.02
  5. Step 5: Solve for x
    x = 151,360,060,261.02/555,567.40
  6. Step 6: Final answer
    x = 272,442.30

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Double scale
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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.