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Finding the Third Proportional to 137,737.13 and 292,018.50

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Solution

The third proportional to 137,737.13 and 292,018.50 is: 619,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,737.13 : 292,018.50 = 292,018.50 : x
  2. Step 2: Convert to fraction form
    137,737.13/292,018.50 = 292,018.50/x
  3. Step 3: Cross multiply
    137,737.13x = 292,018.50 × 292,018.50
  4. Step 4: Simplify right side
    137,737.13x = 85,274,804,342.25
  5. Step 5: Solve for x
    x = 85,274,804,342.25/137,737.13
  6. Step 6: Final answer
    x = 619,112.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.