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Finding the Third Proportional to 62,587.13 and 139,168.13

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Solution

The third proportional to 62,587.13 and 139,168.13 is: 309,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,587.13 : 139,168.13 = 139,168.13 : x
  2. Step 2: Convert to fraction form
    62,587.13/139,168.13 = 139,168.13/x
  3. Step 3: Cross multiply
    62,587.13x = 139,168.13 × 139,168.13
  4. Step 4: Simplify right side
    62,587.13x = 19,367,767,016.02
  5. Step 5: Solve for x
    x = 19,367,767,016.02/62,587.13
  6. Step 6: Final answer
    x = 309,452.89

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.