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Finding the Fourth Proportional to 264,132.40, 395,498.76 and 158,806.48

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Solution

The fourth proportional to 264,132.40, 395,498.76 and 158,806.48 is: 237,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,132.40 : 395,498.76 = 158,806.48 : x
  2. Step 2: Convert to fraction form
    264,132.40/395,498.76 = 158,806.48/x
  3. Step 3: Cross multiply
    264,132.40x = 395,498.76 × 158,806.48
  4. Step 4: Simplify right side
    264,132.40x = 62,807,765,919.96
  5. Step 5: Solve for x
    x = 62,807,765,919.96/264,132.40
  6. Step 6: Final answer
    x = 237,788.95

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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.