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Finding the Third Proportional to 63,358.88 and 137,173.88

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Solution

The third proportional to 63,358.88 and 137,173.88 is: 296,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,358.88 : 137,173.88 = 137,173.88 : x
  2. Step 2: Convert to fraction form
    63,358.88/137,173.88 = 137,173.88/x
  3. Step 3: Cross multiply
    63,358.88x = 137,173.88 × 137,173.88
  4. Step 4: Simplify right side
    63,358.88x = 18,816,671,982.52
  5. Step 5: Solve for x
    x = 18,816,671,982.52/63,358.88
  6. Step 6: Final answer
    x = 296,985.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.