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Finding the Fourth Proportional to 265,528.26, 398,084.22 and 181,078.47

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Solution

The fourth proportional to 265,528.26, 398,084.22 and 181,078.47 is: 271,475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,528.26 : 398,084.22 = 181,078.47 : x
  2. Step 2: Convert to fraction form
    265,528.26/398,084.22 = 181,078.47/x
  3. Step 3: Cross multiply
    265,528.26x = 398,084.22 × 181,078.47
  4. Step 4: Simplify right side
    265,528.26x = 72,084,481,488.74
  5. Step 5: Solve for x
    x = 72,084,481,488.74/265,528.26
  6. Step 6: Final answer
    x = 271,475.74

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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.