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Finding the Fourth Proportional to 6,287.50, 8,677.02 and 3,493

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Solution

The fourth proportional to 6,287.50, 8,677.02 and 3,493 is: 4,820.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.50 : 8,677.02 = 3,493 : x
  2. Step 2: Convert to fraction form
    6,287.50/8,677.02 = 3,493/x
  3. Step 3: Cross multiply
    6,287.50x = 8,677.02 × 3,493
  4. Step 4: Simplify right side
    6,287.50x = 30,308,830.86
  5. Step 5: Solve for x
    x = 30,308,830.86/6,287.50
  6. Step 6: Final answer
    x = 4,820.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.