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Finding the Fourth Proportional to 568,965.92, 785,195.52 and 327,248.20

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Solution

The fourth proportional to 568,965.92, 785,195.52 and 327,248.20 is: 451,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,965.92 : 785,195.52 = 327,248.20 : x
  2. Step 2: Convert to fraction form
    568,965.92/785,195.52 = 327,248.20/x
  3. Step 3: Cross multiply
    568,965.92x = 785,195.52 × 327,248.20
  4. Step 4: Simplify right side
    568,965.92x = 256,953,820,568.06
  5. Step 5: Solve for x
    x = 256,953,820,568.06/568,965.92
  6. Step 6: Final answer
    x = 451,615.49

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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.