Home / 541,980.24-747,937.92-300,267.96

Finding the Fourth Proportional to 541,980.24, 747,937.92 and 300,267.96

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Solution

The fourth proportional to 541,980.24, 747,937.92 and 300,267.96 is: 414,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,980.24 : 747,937.92 = 300,267.96 : x
  2. Step 2: Convert to fraction form
    541,980.24/747,937.92 = 300,267.96/x
  3. Step 3: Cross multiply
    541,980.24x = 747,937.92 × 300,267.96
  4. Step 4: Simplify right side
    541,980.24x = 224,581,793,445.04
  5. Step 5: Solve for x
    x = 224,581,793,445.04/541,980.24
  6. Step 6: Final answer
    x = 414,372.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.