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Finding the Fourth Proportional to 253,611.87, 349,924.29 and 150,193.85

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Solution

The fourth proportional to 253,611.87, 349,924.29 and 150,193.85 is: 207,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,611.87 : 349,924.29 = 150,193.85 : x
  2. Step 2: Convert to fraction form
    253,611.87/349,924.29 = 150,193.85/x
  3. Step 3: Cross multiply
    253,611.87x = 349,924.29 × 150,193.85
  4. Step 4: Simplify right side
    253,611.87x = 52,556,474,574.00
  5. Step 5: Solve for x
    x = 52,556,474,574.00/253,611.87
  6. Step 6: Final answer
    x = 207,231.92

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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.