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Finding the Third Proportional to 1,929,882.50 and 2,838,689

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Solution

The third proportional to 1,929,882.50 and 2,838,689 is: 4,175,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,882.50 : 2,838,689 = 2,838,689 : x
  2. Step 2: Convert to fraction form
    1,929,882.50/2,838,689 = 2,838,689/x
  3. Step 3: Cross multiply
    1,929,882.50x = 2,838,689 × 2,838,689
  4. Step 4: Simplify right side
    1,929,882.50x = 8,058,155,238,721
  5. Step 5: Solve for x
    x = 8,058,155,238,721/1,929,882.50
  6. Step 6: Final answer
    x = 4,175,464.17

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.