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Finding the Fourth Proportional to 5,970.43, 8,943.45 and 2,840.97

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Solution

The fourth proportional to 5,970.43, 8,943.45 and 2,840.97 is: 4,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.43 : 8,943.45 = 2,840.97 : x
  2. Step 2: Convert to fraction form
    5,970.43/8,943.45 = 2,840.97/x
  3. Step 3: Cross multiply
    5,970.43x = 8,943.45 × 2,840.97
  4. Step 4: Simplify right side
    5,970.43x = 25,408,073.15
  5. Step 5: Solve for x
    x = 25,408,073.15/5,970.43
  6. Step 6: Final answer
    x = 4,255.65

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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.