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Finding the Third Proportional to 3,489,897.94 and 5,238,540

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Solution

The third proportional to 3,489,897.94 and 5,238,540 is: 7,863,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,897.94 : 5,238,540 = 5,238,540 : x
  2. Step 2: Convert to fraction form
    3,489,897.94/5,238,540 = 5,238,540/x
  3. Step 3: Cross multiply
    3,489,897.94x = 5,238,540 × 5,238,540
  4. Step 4: Simplify right side
    3,489,897.94x = 27,442,301,331,600
  5. Step 5: Solve for x
    x = 27,442,301,331,600/3,489,897.94
  6. Step 6: Final answer
    x = 7,863,353.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.