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Finding the Fourth Proportional to 260,794.67, 359,872.43 and 147,617.42

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Solution

The fourth proportional to 260,794.67, 359,872.43 and 147,617.42 is: 203,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,794.67 : 359,872.43 = 147,617.42 : x
  2. Step 2: Convert to fraction form
    260,794.67/359,872.43 = 147,617.42/x
  3. Step 3: Cross multiply
    260,794.67x = 359,872.43 × 147,617.42
  4. Step 4: Simplify right side
    260,794.67x = 53,123,437,108.28
  5. Step 5: Solve for x
    x = 53,123,437,108.28/260,794.67
  6. Step 6: Final answer
    x = 203,698.33

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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.