Home / 402,525.27-603,787.91-149,799.20

Finding the Fourth Proportional to 402,525.27, 603,787.91 and 149,799.20

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Solution

The fourth proportional to 402,525.27, 603,787.91 and 149,799.20 is: 224,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,525.27 : 603,787.91 = 149,799.20 : x
  2. Step 2: Convert to fraction form
    402,525.27/603,787.91 = 149,799.20/x
  3. Step 3: Cross multiply
    402,525.27x = 603,787.91 × 149,799.20
  4. Step 4: Simplify right side
    402,525.27x = 90,446,944,449.86
  5. Step 5: Solve for x
    x = 90,446,944,449.86/402,525.27
  6. Step 6: Final answer
    x = 224,698.80

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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.