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Finding the Fourth Proportional to 568,095.26, 784,009.87 and 326,474.15

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Solution

The fourth proportional to 568,095.26, 784,009.87 and 326,474.15 is: 450,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,095.26 : 784,009.87 = 326,474.15 : x
  2. Step 2: Convert to fraction form
    568,095.26/784,009.87 = 326,474.15/x
  3. Step 3: Cross multiply
    568,095.26x = 784,009.87 × 326,474.15
  4. Step 4: Simplify right side
    568,095.26x = 255,958,951,163.63
  5. Step 5: Solve for x
    x = 255,958,951,163.63/568,095.26
  6. Step 6: Final answer
    x = 450,556.40

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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.