Home / 558,576.32-834,069.68-543,441.92

Finding the Fourth Proportional to 558,576.32, 834,069.68 and 543,441.92

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Solution

The fourth proportional to 558,576.32, 834,069.68 and 543,441.92 is: 811,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,576.32 : 834,069.68 = 543,441.92 : x
  2. Step 2: Convert to fraction form
    558,576.32/834,069.68 = 543,441.92/x
  3. Step 3: Cross multiply
    558,576.32x = 834,069.68 × 543,441.92
  4. Step 4: Simplify right side
    558,576.32x = 453,268,428,312.99
  5. Step 5: Solve for x
    x = 453,268,428,312.99/558,576.32
  6. Step 6: Final answer
    x = 811,470.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.