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Finding the Fourth Proportional to 5,900.90, 8,144.42 and 3,384.71

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Solution

The fourth proportional to 5,900.90, 8,144.42 and 3,384.71 is: 4,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.90 : 8,144.42 = 3,384.71 : x
  2. Step 2: Convert to fraction form
    5,900.90/8,144.42 = 3,384.71/x
  3. Step 3: Cross multiply
    5,900.90x = 8,144.42 × 3,384.71
  4. Step 4: Simplify right side
    5,900.90x = 27,566,524.18
  5. Step 5: Solve for x
    x = 27,566,524.18/5,900.90
  6. Step 6: Final answer
    x = 4,671.58

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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.