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Finding the Fourth Proportional to 6,315.24, 8,714.04 and 3,662.10

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Solution

The fourth proportional to 6,315.24, 8,714.04 and 3,662.10 is: 5,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.24 : 8,714.04 = 3,662.10 : x
  2. Step 2: Convert to fraction form
    6,315.24/8,714.04 = 3,662.10/x
  3. Step 3: Cross multiply
    6,315.24x = 8,714.04 × 3,662.10
  4. Step 4: Simplify right side
    6,315.24x = 31,911,685.88
  5. Step 5: Solve for x
    x = 31,911,685.88/6,315.24
  6. Step 6: Final answer
    x = 5,053.12

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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.