Home / 437,366.20-656,049.30-156,782.20

Finding the Fourth Proportional to 437,366.20, 656,049.30 and 156,782.20

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Solution

The fourth proportional to 437,366.20, 656,049.30 and 156,782.20 is: 235,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,366.20 : 656,049.30 = 156,782.20 : x
  2. Step 2: Convert to fraction form
    437,366.20/656,049.30 = 156,782.20/x
  3. Step 3: Cross multiply
    437,366.20x = 656,049.30 × 156,782.20
  4. Step 4: Simplify right side
    437,366.20x = 102,856,852,562.46
  5. Step 5: Solve for x
    x = 102,856,852,562.46/437,366.20
  6. Step 6: Final answer
    x = 235,173.30

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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.