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Finding the Fourth Proportional to 8,571.33, 12,859.71 and 3,024.45

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Solution

The fourth proportional to 8,571.33, 12,859.71 and 3,024.45 is: 4,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.33 : 12,859.71 = 3,024.45 : x
  2. Step 2: Convert to fraction form
    8,571.33/12,859.71 = 3,024.45/x
  3. Step 3: Cross multiply
    8,571.33x = 12,859.71 × 3,024.45
  4. Step 4: Simplify right side
    8,571.33x = 38,893,549.91
  5. Step 5: Solve for x
    x = 38,893,549.91/8,571.33
  6. Step 6: Final answer
    x = 4,537.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.