Home / 924,177.10-1,275,318.81-516,197.74

Finding the Fourth Proportional to 924,177.10, 1,275,318.81 and 516,197.74

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Solution

The fourth proportional to 924,177.10, 1,275,318.81 and 516,197.74 is: 712,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,177.10 : 1,275,318.81 = 516,197.74 : x
  2. Step 2: Convert to fraction form
    924,177.10/1,275,318.81 = 516,197.74/x
  3. Step 3: Cross multiply
    924,177.10x = 1,275,318.81 × 516,197.74
  4. Step 4: Simplify right side
    924,177.10x = 658,316,687,501.49
  5. Step 5: Solve for x
    x = 658,316,687,501.49/924,177.10
  6. Step 6: Final answer
    x = 712,327.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.