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Finding the Fourth Proportional to 5,839.36, 8,700.48 and 5,682.62

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Solution

The fourth proportional to 5,839.36, 8,700.48 and 5,682.62 is: 8,466.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.36 : 8,700.48 = 5,682.62 : x
  2. Step 2: Convert to fraction form
    5,839.36/8,700.48 = 5,682.62/x
  3. Step 3: Cross multiply
    5,839.36x = 8,700.48 × 5,682.62
  4. Step 4: Simplify right side
    5,839.36x = 49,441,543.41
  5. Step 5: Solve for x
    x = 49,441,543.41/5,839.36
  6. Step 6: Final answer
    x = 8,466.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.