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Finding the Fourth Proportional to 317,249.87, 437,797.31 and 174,008.66

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Solution

The fourth proportional to 317,249.87, 437,797.31 and 174,008.66 is: 240,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,249.87 : 437,797.31 = 174,008.66 : x
  2. Step 2: Convert to fraction form
    317,249.87/437,797.31 = 174,008.66/x
  3. Step 3: Cross multiply
    317,249.87x = 437,797.31 × 174,008.66
  4. Step 4: Simplify right side
    317,249.87x = 76,180,520,205.67
  5. Step 5: Solve for x
    x = 76,180,520,205.67/317,249.87
  6. Step 6: Final answer
    x = 240,127.83

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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.