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Finding the Third Proportional to 637,003.50 and 1,386,399

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Solution

The third proportional to 637,003.50 and 1,386,399 is: 3,017,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,003.50 : 1,386,399 = 1,386,399 : x
  2. Step 2: Convert to fraction form
    637,003.50/1,386,399 = 1,386,399/x
  3. Step 3: Cross multiply
    637,003.50x = 1,386,399 × 1,386,399
  4. Step 4: Simplify right side
    637,003.50x = 1,922,102,187,201
  5. Step 5: Solve for x
    x = 1,922,102,187,201/637,003.50
  6. Step 6: Final answer
    x = 3,017,412.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.