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Finding the Third Proportional to 62,443.41 and 134,861.20

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Solution

The third proportional to 62,443.41 and 134,861.20 is: 291,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,443.41 : 134,861.20 = 134,861.20 : x
  2. Step 2: Convert to fraction form
    62,443.41/134,861.20 = 134,861.20/x
  3. Step 3: Cross multiply
    62,443.41x = 134,861.20 × 134,861.20
  4. Step 4: Simplify right side
    62,443.41x = 18,187,544,108.32
  5. Step 5: Solve for x
    x = 18,187,544,108.32/62,443.41
  6. Step 6: Final answer
    x = 291,264.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.