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Finding the Third Proportional to 98,688.38 and 131,630.06

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Solution

The third proportional to 98,688.38 and 131,630.06 is: 175,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,688.38 : 131,630.06 = 131,630.06 : x
  2. Step 2: Convert to fraction form
    98,688.38/131,630.06 = 131,630.06/x
  3. Step 3: Cross multiply
    98,688.38x = 131,630.06 × 131,630.06
  4. Step 4: Simplify right side
    98,688.38x = 17,326,473,353.75
  5. Step 5: Solve for x
    x = 17,326,473,353.75/98,688.38
  6. Step 6: Final answer
    x = 175,567.52

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.