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Finding the Fourth Proportional to 426,081.52, 587,994.60 and 235,095.04

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Solution

The fourth proportional to 426,081.52, 587,994.60 and 235,095.04 is: 324,432.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,081.52 : 587,994.60 = 235,095.04 : x
  2. Step 2: Convert to fraction form
    426,081.52/587,994.60 = 235,095.04/x
  3. Step 3: Cross multiply
    426,081.52x = 587,994.60 × 235,095.04
  4. Step 4: Simplify right side
    426,081.52x = 138,234,614,006.78
  5. Step 5: Solve for x
    x = 138,234,614,006.78/426,081.52
  6. Step 6: Final answer
    x = 324,432.32

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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.