Home / 929,113.60-1,394,545.20-574,819.60

Finding the Fourth Proportional to 929,113.60, 1,394,545.20 and 574,819.60

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Solution

The fourth proportional to 929,113.60, 1,394,545.20 and 574,819.60 is: 862,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,113.60 : 1,394,545.20 = 574,819.60 : x
  2. Step 2: Convert to fraction form
    929,113.60/1,394,545.20 = 574,819.60/x
  3. Step 3: Cross multiply
    929,113.60x = 1,394,545.20 × 574,819.60
  4. Step 4: Simplify right side
    929,113.60x = 801,611,914,045.92
  5. Step 5: Solve for x
    x = 801,611,914,045.92/929,113.60
  6. Step 6: Final answer
    x = 862,770.62

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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.