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Finding the Third Proportional to 867,686.50 and 1,868,600

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Solution

The third proportional to 867,686.50 and 1,868,600 is: 4,024,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,686.50 : 1,868,600 = 1,868,600 : x
  2. Step 2: Convert to fraction form
    867,686.50/1,868,600 = 1,868,600/x
  3. Step 3: Cross multiply
    867,686.50x = 1,868,600 × 1,868,600
  4. Step 4: Simplify right side
    867,686.50x = 3,491,665,960,000
  5. Step 5: Solve for x
    x = 3,491,665,960,000/867,686.50
  6. Step 6: Final answer
    x = 4,024,110.04

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