Home / 591,747.30-887,620.95-192,401.10

Finding the Fourth Proportional to 591,747.30, 887,620.95 and 192,401.10

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Solution

The fourth proportional to 591,747.30, 887,620.95 and 192,401.10 is: 288,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,747.30 : 887,620.95 = 192,401.10 : x
  2. Step 2: Convert to fraction form
    591,747.30/887,620.95 = 192,401.10/x
  3. Step 3: Cross multiply
    591,747.30x = 887,620.95 × 192,401.10
  4. Step 4: Simplify right side
    591,747.30x = 170,779,247,163.05
  5. Step 5: Solve for x
    x = 170,779,247,163.05/591,747.30
  6. Step 6: Final answer
    x = 288,601.65

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Double scale
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Similar ratio
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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.