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Finding the Third Proportional to 187,167.38 and 287,695.13

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Solution

The third proportional to 187,167.38 and 287,695.13 is: 442,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,167.38 : 287,695.13 = 287,695.13 : x
  2. Step 2: Convert to fraction form
    187,167.38/287,695.13 = 287,695.13/x
  3. Step 3: Cross multiply
    187,167.38x = 287,695.13 × 287,695.13
  4. Step 4: Simplify right side
    187,167.38x = 82,768,484,948.77
  5. Step 5: Solve for x
    x = 82,768,484,948.77/187,167.38
  6. Step 6: Final answer
    x = 442,216.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.