Home / 494,560.64-741,842.78-120,583.64

Finding the Fourth Proportional to 494,560.64, 741,842.78 and 120,583.64

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Solution

The fourth proportional to 494,560.64, 741,842.78 and 120,583.64 is: 180,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,560.64 : 741,842.78 = 120,583.64 : x
  2. Step 2: Convert to fraction form
    494,560.64/741,842.78 = 120,583.64/x
  3. Step 3: Cross multiply
    494,560.64x = 741,842.78 × 120,583.64
  4. Step 4: Simplify right side
    494,560.64x = 89,454,098,407.99
  5. Step 5: Solve for x
    x = 89,454,098,407.99/494,560.64
  6. Step 6: Final answer
    x = 180,875.90

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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.