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Finding the Third Proportional to 77,540 and 116,307

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Solution

The third proportional to 77,540 and 116,307 is: 174,456.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,540 : 116,307 = 116,307 : x
  2. Step 2: Convert to fraction form
    77,540/116,307 = 116,307/x
  3. Step 3: Cross multiply
    77,540x = 116,307 × 116,307
  4. Step 4: Simplify right side
    77,540x = 13,527,318,249
  5. Step 5: Solve for x
    x = 13,527,318,249/77,540
  6. Step 6: Final answer
    x = 174,456.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.