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Finding the Fourth Proportional to 234,333.68, 351,500.51 and 65,847.20

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Solution

The fourth proportional to 234,333.68, 351,500.51 and 65,847.20 is: 98,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,333.68 : 351,500.51 = 65,847.20 : x
  2. Step 2: Convert to fraction form
    234,333.68/351,500.51 = 65,847.20/x
  3. Step 3: Cross multiply
    234,333.68x = 351,500.51 × 65,847.20
  4. Step 4: Simplify right side
    234,333.68x = 23,145,322,789.19
  5. Step 5: Solve for x
    x = 23,145,322,789.19/234,333.68
  6. Step 6: Final answer
    x = 98,770.79

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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.