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Finding the Third Proportional to 1,218,898.50 and 2,625,108

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Solution

The third proportional to 1,218,898.50 and 2,625,108 is: 5,653,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,898.50 : 2,625,108 = 2,625,108 : x
  2. Step 2: Convert to fraction form
    1,218,898.50/2,625,108 = 2,625,108/x
  3. Step 3: Cross multiply
    1,218,898.50x = 2,625,108 × 2,625,108
  4. Step 4: Simplify right side
    1,218,898.50x = 6,891,192,011,664
  5. Step 5: Solve for x
    x = 6,891,192,011,664/1,218,898.50
  6. Step 6: Final answer
    x = 5,653,622.52

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.