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Finding the Third Proportional to 186,807.75 and 291,877.13

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Solution

The third proportional to 186,807.75 and 291,877.13 is: 456,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,807.75 : 291,877.13 = 291,877.13 : x
  2. Step 2: Convert to fraction form
    186,807.75/291,877.13 = 291,877.13/x
  3. Step 3: Cross multiply
    186,807.75x = 291,877.13 × 291,877.13
  4. Step 4: Simplify right side
    186,807.75x = 85,192,256,098.27
  5. Step 5: Solve for x
    x = 85,192,256,098.27/186,807.75
  6. Step 6: Final answer
    x = 456,042.41

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.