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Finding the Third Proportional to 124,329.09 and 187,218.84

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Solution

The third proportional to 124,329.09 and 187,218.84 is: 281,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,329.09 : 187,218.84 = 187,218.84 : x
  2. Step 2: Convert to fraction form
    124,329.09/187,218.84 = 187,218.84/x
  3. Step 3: Cross multiply
    124,329.09x = 187,218.84 × 187,218.84
  4. Step 4: Simplify right side
    124,329.09x = 35,050,895,455.09
  5. Step 5: Solve for x
    x = 35,050,895,455.09/124,329.09
  6. Step 6: Final answer
    x = 281,920.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.