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Finding the Third Proportional to 63,331.16 and 117,318.45

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Solution

The third proportional to 63,331.16 and 117,318.45 is: 217,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,331.16 : 117,318.45 = 117,318.45 : x
  2. Step 2: Convert to fraction form
    63,331.16/117,318.45 = 117,318.45/x
  3. Step 3: Cross multiply
    63,331.16x = 117,318.45 × 117,318.45
  4. Step 4: Simplify right side
    63,331.16x = 13,763,619,672.78
  5. Step 5: Solve for x
    x = 13,763,619,672.78/63,331.16
  6. Step 6: Final answer
    x = 217,327.76

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.