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Finding the Fourth Proportional to 332,959.90, 459,514.68 and 189,766.08

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Solution

The fourth proportional to 332,959.90, 459,514.68 and 189,766.08 is: 261,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,959.90 : 459,514.68 = 189,766.08 : x
  2. Step 2: Convert to fraction form
    332,959.90/459,514.68 = 189,766.08/x
  3. Step 3: Cross multiply
    332,959.90x = 459,514.68 × 189,766.08
  4. Step 4: Simplify right side
    332,959.90x = 87,200,299,526.05
  5. Step 5: Solve for x
    x = 87,200,299,526.05/332,959.90
  6. Step 6: Final answer
    x = 261,894.30

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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.