Home / 558,082.20-837,084.90-178,997.40

Finding the Fourth Proportional to 558,082.20, 837,084.90 and 178,997.40

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Solution

The fourth proportional to 558,082.20, 837,084.90 and 178,997.40 is: 268,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,082.20 : 837,084.90 = 178,997.40 : x
  2. Step 2: Convert to fraction form
    558,082.20/837,084.90 = 178,997.40/x
  3. Step 3: Cross multiply
    558,082.20x = 837,084.90 × 178,997.40
  4. Step 4: Simplify right side
    558,082.20x = 149,836,020,679.26
  5. Step 5: Solve for x
    x = 149,836,020,679.26/558,082.20
  6. Step 6: Final answer
    x = 268,483.78

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1.5x scale

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.