Home / 332,811.10-499,216.65-206,839.90

Finding the Fourth Proportional to 332,811.10, 499,216.65 and 206,839.90

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Solution

The fourth proportional to 332,811.10, 499,216.65 and 206,839.90 is: 310,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,811.10 : 499,216.65 = 206,839.90 : x
  2. Step 2: Convert to fraction form
    332,811.10/499,216.65 = 206,839.90/x
  3. Step 3: Cross multiply
    332,811.10x = 499,216.65 × 206,839.90
  4. Step 4: Simplify right side
    332,811.10x = 103,257,921,964.34
  5. Step 5: Solve for x
    x = 103,257,921,964.34/332,811.10
  6. Step 6: Final answer
    x = 310,259.85

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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.