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Finding the Third Proportional to 3,238,778 and 4,840,317

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Solution

The third proportional to 3,238,778 and 4,840,317 is: 7,233,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,778 : 4,840,317 = 4,840,317 : x
  2. Step 2: Convert to fraction form
    3,238,778/4,840,317 = 4,840,317/x
  3. Step 3: Cross multiply
    3,238,778x = 4,840,317 × 4,840,317
  4. Step 4: Simplify right side
    3,238,778x = 23,428,668,660,489
  5. Step 5: Solve for x
    x = 23,428,668,660,489/3,238,778
  6. Step 6: Final answer
    x = 7,233,798.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.