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Finding the Third Proportional to 42,515.63 and 92,686.13

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Solution

The third proportional to 42,515.63 and 92,686.13 is: 202,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,515.63 : 92,686.13 = 92,686.13 : x
  2. Step 2: Convert to fraction form
    42,515.63/92,686.13 = 92,686.13/x
  3. Step 3: Cross multiply
    42,515.63x = 92,686.13 × 92,686.13
  4. Step 4: Simplify right side
    42,515.63x = 8,590,717,767.52
  5. Step 5: Solve for x
    x = 8,590,717,767.52/42,515.63
  6. Step 6: Final answer
    x = 202,060.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.