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Finding the Third Proportional to 77,653 and 116,359

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Solution

The third proportional to 77,653 and 116,359 is: 174,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,653 : 116,359 = 116,359 : x
  2. Step 2: Convert to fraction form
    77,653/116,359 = 116,359/x
  3. Step 3: Cross multiply
    77,653x = 116,359 × 116,359
  4. Step 4: Simplify right side
    77,653x = 13,539,416,881
  5. Step 5: Solve for x
    x = 13,539,416,881/77,653
  6. Step 6: Final answer
    x = 174,357.94

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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.