Home / 517,449.20-776,180.68-162,463.25

Finding the Fourth Proportional to 517,449.20, 776,180.68 and 162,463.25

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Solution

The fourth proportional to 517,449.20, 776,180.68 and 162,463.25 is: 243,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,449.20 : 776,180.68 = 162,463.25 : x
  2. Step 2: Convert to fraction form
    517,449.20/776,180.68 = 162,463.25/x
  3. Step 3: Cross multiply
    517,449.20x = 776,180.68 × 162,463.25
  4. Step 4: Simplify right side
    517,449.20x = 126,100,837,394.30
  5. Step 5: Solve for x
    x = 126,100,837,394.30/517,449.20
  6. Step 6: Final answer
    x = 243,697.04

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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.