Home / 476,004.17-656,943.92-272,063.70

Finding the Fourth Proportional to 476,004.17, 656,943.92 and 272,063.70

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Solution

The fourth proportional to 476,004.17, 656,943.92 and 272,063.70 is: 375,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,004.17 : 656,943.92 = 272,063.70 : x
  2. Step 2: Convert to fraction form
    476,004.17/656,943.92 = 272,063.70/x
  3. Step 3: Cross multiply
    476,004.17x = 656,943.92 × 272,063.70
  4. Step 4: Simplify right side
    476,004.17x = 178,730,592,207.39
  5. Step 5: Solve for x
    x = 178,730,592,207.39/476,004.17
  6. Step 6: Final answer
    x = 375,481.15

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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.