Home / 906,245.76-1,359,280.68-275,165.04

Finding the Fourth Proportional to 906,245.76, 1,359,280.68 and 275,165.04

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Solution

The fourth proportional to 906,245.76, 1,359,280.68 and 275,165.04 is: 412,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,245.76 : 1,359,280.68 = 275,165.04 : x
  2. Step 2: Convert to fraction form
    906,245.76/1,359,280.68 = 275,165.04/x
  3. Step 3: Cross multiply
    906,245.76x = 1,359,280.68 × 275,165.04
  4. Step 4: Simplify right side
    906,245.76x = 374,026,522,683.43
  5. Step 5: Solve for x
    x = 374,026,522,683.43/906,245.76
  6. Step 6: Final answer
    x = 412,720.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.