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Finding the Fourth Proportional to 322,818.08, 483,807.60 and 180,657.44

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Solution

The fourth proportional to 322,818.08, 483,807.60 and 180,657.44 is: 270,751.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,818.08 : 483,807.60 = 180,657.44 : x
  2. Step 2: Convert to fraction form
    322,818.08/483,807.60 = 180,657.44/x
  3. Step 3: Cross multiply
    322,818.08x = 483,807.60 × 180,657.44
  4. Step 4: Simplify right side
    322,818.08x = 87,403,442,468.54
  5. Step 5: Solve for x
    x = 87,403,442,468.54/322,818.08
  6. Step 6: Final answer
    x = 270,751.39

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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.