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Finding the Third Proportional to 1,239,292.50 and 2,722,479

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Solution

The third proportional to 1,239,292.50 and 2,722,479 is: 5,980,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,292.50 : 2,722,479 = 2,722,479 : x
  2. Step 2: Convert to fraction form
    1,239,292.50/2,722,479 = 2,722,479/x
  3. Step 3: Cross multiply
    1,239,292.50x = 2,722,479 × 2,722,479
  4. Step 4: Simplify right side
    1,239,292.50x = 7,411,891,905,441
  5. Step 5: Solve for x
    x = 7,411,891,905,441/1,239,292.50
  6. Step 6: Final answer
    x = 5,980,744.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.