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Finding the Fourth Proportional to 407,371.47, 562,240.20 and 237,605.59

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Solution

The fourth proportional to 407,371.47, 562,240.20 and 237,605.59 is: 327,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,371.47 : 562,240.20 = 237,605.59 : x
  2. Step 2: Convert to fraction form
    407,371.47/562,240.20 = 237,605.59/x
  3. Step 3: Cross multiply
    407,371.47x = 562,240.20 × 237,605.59
  4. Step 4: Simplify right side
    407,371.47x = 133,591,414,442.72
  5. Step 5: Solve for x
    x = 133,591,414,442.72/407,371.47
  6. Step 6: Final answer
    x = 327,935.13

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1.5x scale

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.