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Finding the Fourth Proportional to 338,535.80, 467,163 and 195,342.08

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Solution

The fourth proportional to 338,535.80, 467,163 and 195,342.08 is: 269,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,535.80 : 467,163 = 195,342.08 : x
  2. Step 2: Convert to fraction form
    338,535.80/467,163 = 195,342.08/x
  3. Step 3: Cross multiply
    338,535.80x = 467,163 × 195,342.08
  4. Step 4: Simplify right side
    338,535.80x = 91,256,592,119.04
  5. Step 5: Solve for x
    x = 91,256,592,119.04/338,535.80
  6. Step 6: Final answer
    x = 269,562.60

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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.