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Finding the Fourth Proportional to 537,203.89, 805,671.82 and 158,049.13

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Solution

The fourth proportional to 537,203.89, 805,671.82 and 158,049.13 is: 237,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,203.89 : 805,671.82 = 158,049.13 : x
  2. Step 2: Convert to fraction form
    537,203.89/805,671.82 = 158,049.13/x
  3. Step 3: Cross multiply
    537,203.89x = 805,671.82 × 158,049.13
  4. Step 4: Simplify right side
    537,203.89x = 127,335,730,216.52
  5. Step 5: Solve for x
    x = 127,335,730,216.52/537,203.89
  6. Step 6: Final answer
    x = 237,034.27

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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.