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Finding the Fourth Proportional to 367,544.44, 550,983.76 and 255,277.68

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Solution

The fourth proportional to 367,544.44, 550,983.76 and 255,277.68 is: 382,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,544.44 : 550,983.76 = 255,277.68 : x
  2. Step 2: Convert to fraction form
    367,544.44/550,983.76 = 255,277.68/x
  3. Step 3: Cross multiply
    367,544.44x = 550,983.76 × 255,277.68
  4. Step 4: Simplify right side
    367,544.44x = 140,653,855,970.48
  5. Step 5: Solve for x
    x = 140,653,855,970.48/367,544.44
  6. Step 6: Final answer
    x = 382,685.30

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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.