Home / 888,136.60-1,332,204.90-257,114.20

Finding the Fourth Proportional to 888,136.60, 1,332,204.90 and 257,114.20

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Solution

The fourth proportional to 888,136.60, 1,332,204.90 and 257,114.20 is: 385,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,136.60 : 1,332,204.90 = 257,114.20 : x
  2. Step 2: Convert to fraction form
    888,136.60/1,332,204.90 = 257,114.20/x
  3. Step 3: Cross multiply
    888,136.60x = 1,332,204.90 × 257,114.20
  4. Step 4: Simplify right side
    888,136.60x = 342,528,797,099.58
  5. Step 5: Solve for x
    x = 342,528,797,099.58/888,136.60
  6. Step 6: Final answer
    x = 385,671.30

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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.