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Finding the Third Proportional to 42,452,856.75 and 90,960,078.75

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Solution

The third proportional to 42,452,856.75 and 90,960,078.75 is: 194,892,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,452,856.75 : 90,960,078.75 = 90,960,078.75 : x
  2. Step 2: Convert to fraction form
    42,452,856.75/90,960,078.75 = 90,960,078.75/x
  3. Step 3: Cross multiply
    42,452,856.75x = 90,960,078.75 × 90,960,078.75
  4. Step 4: Simplify right side
    42,452,856.75x = 8,273,735,926,206,202
  5. Step 5: Solve for x
    x = 8,273,735,926,206,202/42,452,856.75
  6. Step 6: Final answer
    x = 194,892,324.32

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.