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Finding the Third Proportional to 235,167.75 and 517,155.75

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Solution

The third proportional to 235,167.75 and 517,155.75 is: 1,137,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,167.75 : 517,155.75 = 517,155.75 : x
  2. Step 2: Convert to fraction form
    235,167.75/517,155.75 = 517,155.75/x
  3. Step 3: Cross multiply
    235,167.75x = 517,155.75 × 517,155.75
  4. Step 4: Simplify right side
    235,167.75x = 267,450,069,758.06
  5. Step 5: Solve for x
    x = 267,450,069,758.06/235,167.75
  6. Step 6: Final answer
    x = 1,137,273.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.