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Finding the Fourth Proportional to 3,252.64, 4,882 and 1,714.72

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Solution

The fourth proportional to 3,252.64, 4,882 and 1,714.72 is: 2,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.64 : 4,882 = 1,714.72 : x
  2. Step 2: Convert to fraction form
    3,252.64/4,882 = 1,714.72/x
  3. Step 3: Cross multiply
    3,252.64x = 4,882 × 1,714.72
  4. Step 4: Simplify right side
    3,252.64x = 8,371,263.04
  5. Step 5: Solve for x
    x = 8,371,263.04/3,252.64
  6. Step 6: Final answer
    x = 2,573.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.