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Finding the Third Proportional to 55,267.31 and 117,763.88

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Solution

The third proportional to 55,267.31 and 117,763.88 is: 250,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.31 : 117,763.88 = 117,763.88 : x
  2. Step 2: Convert to fraction form
    55,267.31/117,763.88 = 117,763.88/x
  3. Step 3: Cross multiply
    55,267.31x = 117,763.88 × 117,763.88
  4. Step 4: Simplify right side
    55,267.31x = 13,868,330,255.02
  5. Step 5: Solve for x
    x = 13,868,330,255.02/55,267.31
  6. Step 6: Final answer
    x = 250,931.87

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.