Home / 692,217.60-1,037,743.20-359,793.60

Finding the Fourth Proportional to 692,217.60, 1,037,743.20 and 359,793.60

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Solution

The fourth proportional to 692,217.60, 1,037,743.20 and 359,793.60 is: 539,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,217.60 : 1,037,743.20 = 359,793.60 : x
  2. Step 2: Convert to fraction form
    692,217.60/1,037,743.20 = 359,793.60/x
  3. Step 3: Cross multiply
    692,217.60x = 1,037,743.20 × 359,793.60
  4. Step 4: Simplify right side
    692,217.60x = 373,373,361,803.52
  5. Step 5: Solve for x
    x = 373,373,361,803.52/692,217.60
  6. Step 6: Final answer
    x = 539,387.27

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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.