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Finding the Fourth Proportional to 251,071.92, 346,477.68 and 150,469.92

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Solution

The fourth proportional to 251,071.92, 346,477.68 and 150,469.92 is: 207,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,071.92 : 346,477.68 = 150,469.92 : x
  2. Step 2: Convert to fraction form
    251,071.92/346,477.68 = 150,469.92/x
  3. Step 3: Cross multiply
    251,071.92x = 346,477.68 × 150,469.92
  4. Step 4: Simplify right side
    251,071.92x = 52,134,468,791.39
  5. Step 5: Solve for x
    x = 52,134,468,791.39/251,071.92
  6. Step 6: Final answer
    x = 207,647.55

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1.5x scale

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.