Home / 609,423.20-914,280.60-293,620.40

Finding the Fourth Proportional to 609,423.20, 914,280.60 and 293,620.40

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Solution

The fourth proportional to 609,423.20, 914,280.60 and 293,620.40 is: 440,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,423.20 : 914,280.60 = 293,620.40 : x
  2. Step 2: Convert to fraction form
    609,423.20/914,280.60 = 293,620.40/x
  3. Step 3: Cross multiply
    609,423.20x = 914,280.60 × 293,620.40
  4. Step 4: Simplify right side
    609,423.20x = 268,451,435,484.24
  5. Step 5: Solve for x
    x = 268,451,435,484.24/609,423.20
  6. Step 6: Final answer
    x = 440,500.85

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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.