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Finding the Third Proportional to 868,069.50 and 1,904,220.75

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Solution

The third proportional to 868,069.50 and 1,904,220.75 is: 4,177,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,069.50 : 1,904,220.75 = 1,904,220.75 : x
  2. Step 2: Convert to fraction form
    868,069.50/1,904,220.75 = 1,904,220.75/x
  3. Step 3: Cross multiply
    868,069.50x = 1,904,220.75 × 1,904,220.75
  4. Step 4: Simplify right side
    868,069.50x = 3,626,056,664,730.56
  5. Step 5: Solve for x
    x = 3,626,056,664,730.56/868,069.50
  6. Step 6: Final answer
    x = 4,177,150.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.