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Finding the Fourth Proportional to 568,506.24, 784,449.24 and 326,742.13

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Solution

The fourth proportional to 568,506.24, 784,449.24 and 326,742.13 is: 450,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,506.24 : 784,449.24 = 326,742.13 : x
  2. Step 2: Convert to fraction form
    568,506.24/784,449.24 = 326,742.13/x
  3. Step 3: Cross multiply
    568,506.24x = 784,449.24 × 326,742.13
  4. Step 4: Simplify right side
    568,506.24x = 256,312,617,147.68
  5. Step 5: Solve for x
    x = 256,312,617,147.68/568,506.24
  6. Step 6: Final answer
    x = 450,852.78

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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.