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Finding the Fourth Proportional to 240,227.59, 331,510.44 and 144,786.91

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Solution

The fourth proportional to 240,227.59, 331,510.44 and 144,786.91 is: 199,803.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,227.59 : 331,510.44 = 144,786.91 : x
  2. Step 2: Convert to fraction form
    240,227.59/331,510.44 = 144,786.91/x
  3. Step 3: Cross multiply
    240,227.59x = 331,510.44 × 144,786.91
  4. Step 4: Simplify right side
    240,227.59x = 47,998,372,240.34
  5. Step 5: Solve for x
    x = 47,998,372,240.34/240,227.59
  6. Step 6: Final answer
    x = 199,803.75

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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.