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Finding the Fourth Proportional to 332,283.20, 458,534.80 and 189,029.76

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Solution

The fourth proportional to 332,283.20, 458,534.80 and 189,029.76 is: 260,851.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,283.20 : 458,534.80 = 189,029.76 : x
  2. Step 2: Convert to fraction form
    332,283.20/458,534.80 = 189,029.76/x
  3. Step 3: Cross multiply
    332,283.20x = 458,534.80 × 189,029.76
  4. Step 4: Simplify right side
    332,283.20x = 86,676,723,195.65
  5. Step 5: Solve for x
    x = 86,676,723,195.65/332,283.20
  6. Step 6: Final answer
    x = 260,851.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.