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Finding the Fourth Proportional to 537,791.16, 806,498.57 and 158,611.23

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Solution

The fourth proportional to 537,791.16, 806,498.57 and 158,611.23 is: 237,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,791.16 : 806,498.57 = 158,611.23 : x
  2. Step 2: Convert to fraction form
    537,791.16/806,498.57 = 158,611.23/x
  3. Step 3: Cross multiply
    537,791.16x = 806,498.57 × 158,611.23
  4. Step 4: Simplify right side
    537,791.16x = 127,919,730,577.47
  5. Step 5: Solve for x
    x = 127,919,730,577.47/537,791.16
  6. Step 6: Final answer
    x = 237,861.35

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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.