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Finding the Third Proportional to 25,309.13 and 54,988.88

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Solution

The third proportional to 25,309.13 and 54,988.88 is: 119,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.13 : 54,988.88 = 54,988.88 : x
  2. Step 2: Convert to fraction form
    25,309.13/54,988.88 = 54,988.88/x
  3. Step 3: Cross multiply
    25,309.13x = 54,988.88 × 54,988.88
  4. Step 4: Simplify right side
    25,309.13x = 3,023,776,373.77
  5. Step 5: Solve for x
    x = 3,023,776,373.77/25,309.13
  6. Step 6: Final answer
    x = 119,473.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.