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Finding the Fourth Proportional to 245,937.39, 368,850.72 and 160,521.36

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Solution

The fourth proportional to 245,937.39, 368,850.72 and 160,521.36 is: 240,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,937.39 : 368,850.72 = 160,521.36 : x
  2. Step 2: Convert to fraction form
    245,937.39/368,850.72 = 160,521.36/x
  3. Step 3: Cross multiply
    245,937.39x = 368,850.72 × 160,521.36
  4. Step 4: Simplify right side
    245,937.39x = 59,208,419,211.38
  5. Step 5: Solve for x
    x = 59,208,419,211.38/245,937.39
  6. Step 6: Final answer
    x = 240,745.90

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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.