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Finding the Third Proportional to 4,620,250.13 and 7,182,391.50

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Solution

The third proportional to 4,620,250.13 and 7,182,391.50 is: 11,165,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,250.13 : 7,182,391.50 = 7,182,391.50 : x
  2. Step 2: Convert to fraction form
    4,620,250.13/7,182,391.50 = 7,182,391.50/x
  3. Step 3: Cross multiply
    4,620,250.13x = 7,182,391.50 × 7,182,391.50
  4. Step 4: Simplify right side
    4,620,250.13x = 51,586,747,659,272.25
  5. Step 5: Solve for x
    x = 51,586,747,659,272.25/4,620,250.13
  6. Step 6: Final answer
    x = 11,165,358.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.