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Finding the Fourth Proportional to 8,252.58, 11,389.35 and 4,715.12

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Solution

The fourth proportional to 8,252.58, 11,389.35 and 4,715.12 is: 6,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.58 : 11,389.35 = 4,715.12 : x
  2. Step 2: Convert to fraction form
    8,252.58/11,389.35 = 4,715.12/x
  3. Step 3: Cross multiply
    8,252.58x = 11,389.35 × 4,715.12
  4. Step 4: Simplify right side
    8,252.58x = 53,702,095.03
  5. Step 5: Solve for x
    x = 53,702,095.03/8,252.58
  6. Step 6: Final answer
    x = 6,507.31

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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.