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Finding the Fourth Proportional to 364,520.16, 547,283.88 and 251,922.96

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Solution

The fourth proportional to 364,520.16, 547,283.88 and 251,922.96 is: 378,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,520.16 : 547,283.88 = 251,922.96 : x
  2. Step 2: Convert to fraction form
    364,520.16/547,283.88 = 251,922.96/x
  3. Step 3: Cross multiply
    364,520.16x = 547,283.88 × 251,922.96
  4. Step 4: Simplify right side
    364,520.16x = 137,873,375,009.89
  5. Step 5: Solve for x
    x = 137,873,375,009.89/364,520.16
  6. Step 6: Final answer
    x = 378,232.51

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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.