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Finding the Third Proportional to 2,187,529.50 and 3,423,774

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Solution

The third proportional to 2,187,529.50 and 3,423,774 is: 5,358,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,529.50 : 3,423,774 = 3,423,774 : x
  2. Step 2: Convert to fraction form
    2,187,529.50/3,423,774 = 3,423,774/x
  3. Step 3: Cross multiply
    2,187,529.50x = 3,423,774 × 3,423,774
  4. Step 4: Simplify right side
    2,187,529.50x = 11,722,228,403,076
  5. Step 5: Solve for x
    x = 11,722,228,403,076/2,187,529.50
  6. Step 6: Final answer
    x = 5,358,660.72

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.