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Finding the Fourth Proportional to 332,528.80, 498,793.20 and 243,955.30

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Solution

The fourth proportional to 332,528.80, 498,793.20 and 243,955.30 is: 365,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,528.80 : 498,793.20 = 243,955.30 : x
  2. Step 2: Convert to fraction form
    332,528.80/498,793.20 = 243,955.30/x
  3. Step 3: Cross multiply
    332,528.80x = 498,793.20 × 243,955.30
  4. Step 4: Simplify right side
    332,528.80x = 121,683,244,743.96
  5. Step 5: Solve for x
    x = 121,683,244,743.96/332,528.80
  6. Step 6: Final answer
    x = 365,932.95

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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.