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Finding the Fourth Proportional to 5,839.88, 8,058.84 and 3,480.80

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Solution

The fourth proportional to 5,839.88, 8,058.84 and 3,480.80 is: 4,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.88 : 8,058.84 = 3,480.80 : x
  2. Step 2: Convert to fraction form
    5,839.88/8,058.84 = 3,480.80/x
  3. Step 3: Cross multiply
    5,839.88x = 8,058.84 × 3,480.80
  4. Step 4: Simplify right side
    5,839.88x = 28,051,210.27
  5. Step 5: Solve for x
    x = 28,051,210.27/5,839.88
  6. Step 6: Final answer
    x = 4,803.39

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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.