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Finding the Third Proportional to 136,875 and 292,665

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Solution

The third proportional to 136,875 and 292,665 is: 625,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,875 : 292,665 = 292,665 : x
  2. Step 2: Convert to fraction form
    136,875/292,665 = 292,665/x
  3. Step 3: Cross multiply
    136,875x = 292,665 × 292,665
  4. Step 4: Simplify right side
    136,875x = 85,652,802,225
  5. Step 5: Solve for x
    x = 85,652,802,225/136,875
  6. Step 6: Final answer
    x = 625,773.90

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.