Home / 332,392.20-498,005.10-272,905.80

Finding the Fourth Proportional to 332,392.20, 498,005.10 and 272,905.80

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Solution

The fourth proportional to 332,392.20, 498,005.10 and 272,905.80 is: 408,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,392.20 : 498,005.10 = 272,905.80 : x
  2. Step 2: Convert to fraction form
    332,392.20/498,005.10 = 272,905.80/x
  3. Step 3: Cross multiply
    332,392.20x = 498,005.10 × 272,905.80
  4. Step 4: Simplify right side
    332,392.20x = 135,908,480,219.58
  5. Step 5: Solve for x
    x = 135,908,480,219.58/332,392.20
  6. Step 6: Final answer
    x = 408,879.87

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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.