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Finding the Third Proportional to 39,543.19 and 60,489.28

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Solution

The third proportional to 39,543.19 and 60,489.28 is: 92,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,543.19 : 60,489.28 = 60,489.28 : x
  2. Step 2: Convert to fraction form
    39,543.19/60,489.28 = 60,489.28/x
  3. Step 3: Cross multiply
    39,543.19x = 60,489.28 × 60,489.28
  4. Step 4: Simplify right side
    39,543.19x = 3,658,953,146.14
  5. Step 5: Solve for x
    x = 3,658,953,146.14/39,543.19
  6. Step 6: Final answer
    x = 92,530.56

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.