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Finding the Fourth Proportional to 295,937.88, 408,126.16 and 193,926.29

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Solution

The fourth proportional to 295,937.88, 408,126.16 and 193,926.29 is: 267,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,937.88 : 408,126.16 = 193,926.29 : x
  2. Step 2: Convert to fraction form
    295,937.88/408,126.16 = 193,926.29/x
  3. Step 3: Cross multiply
    295,937.88x = 408,126.16 × 193,926.29
  4. Step 4: Simplify right side
    295,937.88x = 79,146,390,262.52
  5. Step 5: Solve for x
    x = 79,146,390,262.52/295,937.88
  6. Step 6: Final answer
    x = 267,442.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.