Home / 332,139.40-498,209.10-192,171.40

Finding the Fourth Proportional to 332,139.40, 498,209.10 and 192,171.40

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Solution

The fourth proportional to 332,139.40, 498,209.10 and 192,171.40 is: 288,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,139.40 : 498,209.10 = 192,171.40 : x
  2. Step 2: Convert to fraction form
    332,139.40/498,209.10 = 192,171.40/x
  3. Step 3: Cross multiply
    332,139.40x = 498,209.10 × 192,171.40
  4. Step 4: Simplify right side
    332,139.40x = 95,741,540,239.74
  5. Step 5: Solve for x
    x = 95,741,540,239.74/332,139.40
  6. Step 6: Final answer
    x = 288,257.10

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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.