Home / 706,229.60-1,059,344.40-391,301.60

Finding the Fourth Proportional to 706,229.60, 1,059,344.40 and 391,301.60

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Solution

The fourth proportional to 706,229.60, 1,059,344.40 and 391,301.60 is: 586,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,229.60 : 1,059,344.40 = 391,301.60 : x
  2. Step 2: Convert to fraction form
    706,229.60/1,059,344.40 = 391,301.60/x
  3. Step 3: Cross multiply
    706,229.60x = 1,059,344.40 × 391,301.60
  4. Step 4: Simplify right side
    706,229.60x = 414,523,158,671.04
  5. Step 5: Solve for x
    x = 414,523,158,671.04/706,229.60
  6. Step 6: Final answer
    x = 586,952.40

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Similar ratio
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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.