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Finding the Fourth Proportional to 263,790.80, 364,157.40 and 150,591.68

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Solution

The fourth proportional to 263,790.80, 364,157.40 and 150,591.68 is: 207,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,790.80 : 364,157.40 = 150,591.68 : x
  2. Step 2: Convert to fraction form
    263,790.80/364,157.40 = 150,591.68/x
  3. Step 3: Cross multiply
    263,790.80x = 364,157.40 × 150,591.68
  4. Step 4: Simplify right side
    263,790.80x = 54,839,074,650.43
  5. Step 5: Solve for x
    x = 54,839,074,650.43/263,790.80
  6. Step 6: Final answer
    x = 207,888.50

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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.