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Finding the Fourth Proportional to 332,348.87, 458,639.11 and 181,445.87

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Solution

The fourth proportional to 332,348.87, 458,639.11 and 181,445.87 is: 250,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,348.87 : 458,639.11 = 181,445.87 : x
  2. Step 2: Convert to fraction form
    332,348.87/458,639.11 = 181,445.87/x
  3. Step 3: Cross multiply
    332,348.87x = 458,639.11 × 181,445.87
  4. Step 4: Simplify right side
    332,348.87x = 83,218,173,703.38
  5. Step 5: Solve for x
    x = 83,218,173,703.38/332,348.87
  6. Step 6: Final answer
    x = 250,394.03

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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.