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Finding the Fourth Proportional to 263,462.97, 395,195.40 and 63,782.97

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Solution

The fourth proportional to 263,462.97, 395,195.40 and 63,782.97 is: 95,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,462.97 : 395,195.40 = 63,782.97 : x
  2. Step 2: Convert to fraction form
    263,462.97/395,195.40 = 63,782.97/x
  3. Step 3: Cross multiply
    263,462.97x = 395,195.40 × 63,782.97
  4. Step 4: Simplify right side
    263,462.97x = 25,206,736,342.34
  5. Step 5: Solve for x
    x = 25,206,736,342.34/263,462.97
  6. Step 6: Final answer
    x = 95,674.68

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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.