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Finding the Fourth Proportional to 240,748.55, 360,958.80 and 114,449.30

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Solution

The fourth proportional to 240,748.55, 360,958.80 and 114,449.30 is: 171,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,748.55 : 360,958.80 = 114,449.30 : x
  2. Step 2: Convert to fraction form
    240,748.55/360,958.80 = 114,449.30/x
  3. Step 3: Cross multiply
    240,748.55x = 360,958.80 × 114,449.30
  4. Step 4: Simplify right side
    240,748.55x = 41,311,481,988.84
  5. Step 5: Solve for x
    x = 41,311,481,988.84/240,748.55
  6. Step 6: Final answer
    x = 171,595.97

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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.