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Finding the Third Proportional to 112,387.50 and 240,716.18

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Solution

The third proportional to 112,387.50 and 240,716.18 is: 515,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,387.50 : 240,716.18 = 240,716.18 : x
  2. Step 2: Convert to fraction form
    112,387.50/240,716.18 = 240,716.18/x
  3. Step 3: Cross multiply
    112,387.50x = 240,716.18 × 240,716.18
  4. Step 4: Simplify right side
    112,387.50x = 57,944,279,163.34
  5. Step 5: Solve for x
    x = 57,944,279,163.34/112,387.50
  6. Step 6: Final answer
    x = 515,575.84

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.