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Finding the Fourth Proportional to 240,346.88, 360,559.20 and 100,119.68

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Solution

The fourth proportional to 240,346.88, 360,559.20 and 100,119.68 is: 150,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,346.88 : 360,559.20 = 100,119.68 : x
  2. Step 2: Convert to fraction form
    240,346.88/360,559.20 = 100,119.68/x
  3. Step 3: Cross multiply
    240,346.88x = 360,559.20 × 100,119.68
  4. Step 4: Simplify right side
    240,346.88x = 36,099,071,725.06
  5. Step 5: Solve for x
    x = 36,099,071,725.06/240,346.88
  6. Step 6: Final answer
    x = 150,195.72

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1.5x scale

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.