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Finding the Fourth Proportional to 263,063.67, 363,063.42 and 148,365.87

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Solution

The fourth proportional to 263,063.67, 363,063.42 and 148,365.87 is: 204,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,063.67 : 363,063.42 = 148,365.87 : x
  2. Step 2: Convert to fraction form
    263,063.67/363,063.42 = 148,365.87/x
  3. Step 3: Cross multiply
    263,063.67x = 363,063.42 × 148,365.87
  4. Step 4: Simplify right side
    263,063.67x = 53,866,220,173.48
  5. Step 5: Solve for x
    x = 53,866,220,173.48/263,063.67
  6. Step 6: Final answer
    x = 204,764.95

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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.