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Finding the Third Proportional to 4,265,773.88 and 9,129,418.88

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Solution

The third proportional to 4,265,773.88 and 9,129,418.88 is: 19,538,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265,773.88 : 9,129,418.88 = 9,129,418.88 : x
  2. Step 2: Convert to fraction form
    4,265,773.88/9,129,418.88 = 9,129,418.88/x
  3. Step 3: Cross multiply
    4,265,773.88x = 9,129,418.88 × 9,129,418.88
  4. Step 4: Simplify right side
    4,265,773.88x = 83,346,288,995,206.27
  5. Step 5: Solve for x
    x = 83,346,288,995,206.27/4,265,773.88
  6. Step 6: Final answer
    x = 19,538,374.85

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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.