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Finding the Third Proportional to 57,381.56 and 124,291.88

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Solution

The third proportional to 57,381.56 and 124,291.88 is: 269,223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,381.56 : 124,291.88 = 124,291.88 : x
  2. Step 2: Convert to fraction form
    57,381.56/124,291.88 = 124,291.88/x
  3. Step 3: Cross multiply
    57,381.56x = 124,291.88 × 124,291.88
  4. Step 4: Simplify right side
    57,381.56x = 15,448,470,191.02
  5. Step 5: Solve for x
    x = 15,448,470,191.02/57,381.56
  6. Step 6: Final answer
    x = 269,223.59

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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.