Home / 731,515.50-1,096,276.95-411,819.84

Finding the Fourth Proportional to 731,515.50, 1,096,276.95 and 411,819.84

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Solution

The fourth proportional to 731,515.50, 1,096,276.95 and 411,819.84 is: 617,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,515.50 : 1,096,276.95 = 411,819.84 : x
  2. Step 2: Convert to fraction form
    731,515.50/1,096,276.95 = 411,819.84/x
  3. Step 3: Cross multiply
    731,515.50x = 1,096,276.95 × 411,819.84
  4. Step 4: Simplify right side
    731,515.50x = 451,468,598,144.69
  5. Step 5: Solve for x
    x = 451,468,598,144.69/731,515.50
  6. Step 6: Final answer
    x = 617,168.87

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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.