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Finding the Fourth Proportional to 6,354.30, 8,768.50 and 3,521.41

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Solution

The fourth proportional to 6,354.30, 8,768.50 and 3,521.41 is: 4,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.30 : 8,768.50 = 3,521.41 : x
  2. Step 2: Convert to fraction form
    6,354.30/8,768.50 = 3,521.41/x
  3. Step 3: Cross multiply
    6,354.30x = 8,768.50 × 3,521.41
  4. Step 4: Simplify right side
    6,354.30x = 30,877,472.67
  5. Step 5: Solve for x
    x = 30,877,472.67/6,354.30
  6. Step 6: Final answer
    x = 4,859.31

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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.