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Finding the Fourth Proportional to 240,934.95, 361,198.71 and 151,992.90

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Solution

The fourth proportional to 240,934.95, 361,198.71 and 151,992.90 is: 227,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,934.95 : 361,198.71 = 151,992.90 : x
  2. Step 2: Convert to fraction form
    240,934.95/361,198.71 = 151,992.90/x
  3. Step 3: Cross multiply
    240,934.95x = 361,198.71 × 151,992.90
  4. Step 4: Simplify right side
    240,934.95x = 54,899,639,409.16
  5. Step 5: Solve for x
    x = 54,899,639,409.16/240,934.95
  6. Step 6: Final answer
    x = 227,860.84

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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.