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Finding the Third Proportional to 136,876.50 and 292,664.25

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Solution

The third proportional to 136,876.50 and 292,664.25 is: 625,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,876.50 : 292,664.25 = 292,664.25 : x
  2. Step 2: Convert to fraction form
    136,876.50/292,664.25 = 292,664.25/x
  3. Step 3: Cross multiply
    136,876.50x = 292,664.25 × 292,664.25
  4. Step 4: Simplify right side
    136,876.50x = 85,652,363,228.06
  5. Step 5: Solve for x
    x = 85,652,363,228.06/136,876.50
  6. Step 6: Final answer
    x = 625,763.83

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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.