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Finding the Third Proportional to 116,780.55 and 252,930.45

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Solution

The third proportional to 116,780.55 and 252,930.45 is: 547,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,780.55 : 252,930.45 = 252,930.45 : x
  2. Step 2: Convert to fraction form
    116,780.55/252,930.45 = 252,930.45/x
  3. Step 3: Cross multiply
    116,780.55x = 252,930.45 × 252,930.45
  4. Step 4: Simplify right side
    116,780.55x = 63,973,810,165.98
  5. Step 5: Solve for x
    x = 63,973,810,165.98/116,780.55
  6. Step 6: Final answer
    x = 547,812.18

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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.