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Finding the Fourth Proportional to 263,788.80, 364,154.64 and 150,589.68

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Solution

The fourth proportional to 263,788.80, 364,154.64 and 150,589.68 is: 207,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,788.80 : 364,154.64 = 150,589.68 : x
  2. Step 2: Convert to fraction form
    263,788.80/364,154.64 = 150,589.68/x
  3. Step 3: Cross multiply
    263,788.80x = 364,154.64 × 150,589.68
  4. Step 4: Simplify right side
    263,788.80x = 54,837,930,708.12
  5. Step 5: Solve for x
    x = 54,837,930,708.12/263,788.80
  6. Step 6: Final answer
    x = 207,885.74

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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.