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Finding the Third Proportional to 71,541.56 and 155,385.56

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Solution

The third proportional to 71,541.56 and 155,385.56 is: 337,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,541.56 : 155,385.56 = 155,385.56 : x
  2. Step 2: Convert to fraction form
    71,541.56/155,385.56 = 155,385.56/x
  3. Step 3: Cross multiply
    71,541.56x = 155,385.56 × 155,385.56
  4. Step 4: Simplify right side
    71,541.56x = 24,144,673,033.44
  5. Step 5: Solve for x
    x = 24,144,673,033.44/71,541.56
  6. Step 6: Final answer
    x = 337,491.55

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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.