Home / 558,098.08-837,673.20-203,454.88

Finding the Fourth Proportional to 558,098.08, 837,673.20 and 203,454.88

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Solution

The fourth proportional to 558,098.08, 837,673.20 and 203,454.88 is: 305,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,098.08 : 837,673.20 = 203,454.88 : x
  2. Step 2: Convert to fraction form
    558,098.08/837,673.20 = 203,454.88/x
  3. Step 3: Cross multiply
    558,098.08x = 837,673.20 × 203,454.88
  4. Step 4: Simplify right side
    558,098.08x = 170,428,700,385.22
  5. Step 5: Solve for x
    x = 170,428,700,385.22/558,098.08
  6. Step 6: Final answer
    x = 305,374.10

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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.