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Finding the Fourth Proportional to 4,820.88, 6,658.28 and 3,246.24

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Solution

The fourth proportional to 4,820.88, 6,658.28 and 3,246.24 is: 4,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.88 : 6,658.28 = 3,246.24 : x
  2. Step 2: Convert to fraction form
    4,820.88/6,658.28 = 3,246.24/x
  3. Step 3: Cross multiply
    4,820.88x = 6,658.28 × 3,246.24
  4. Step 4: Simplify right side
    4,820.88x = 21,614,374.87
  5. Step 5: Solve for x
    x = 21,614,374.87/4,820.88
  6. Step 6: Final answer
    x = 4,483.49

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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.