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Finding the Fourth Proportional to 537,070.67, 741,177.03 and 307,672.29

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Solution

The fourth proportional to 537,070.67, 741,177.03 and 307,672.29 is: 424,598.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,070.67 : 741,177.03 = 307,672.29 : x
  2. Step 2: Convert to fraction form
    537,070.67/741,177.03 = 307,672.29/x
  3. Step 3: Cross multiply
    537,070.67x = 741,177.03 × 307,672.29
  4. Step 4: Simplify right side
    537,070.67x = 228,039,635,269.27
  5. Step 5: Solve for x
    x = 228,039,635,269.27/537,070.67
  6. Step 6: Final answer
    x = 424,598.94

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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.