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Finding the Fourth Proportional to 8,300.52, 12,447.06 and 2,455.08

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Solution

The fourth proportional to 8,300.52, 12,447.06 and 2,455.08 is: 3,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.52 : 12,447.06 = 2,455.08 : x
  2. Step 2: Convert to fraction form
    8,300.52/12,447.06 = 2,455.08/x
  3. Step 3: Cross multiply
    8,300.52x = 12,447.06 × 2,455.08
  4. Step 4: Simplify right side
    8,300.52x = 30,558,528.06
  5. Step 5: Solve for x
    x = 30,558,528.06/8,300.52
  6. Step 6: Final answer
    x = 3,681.52

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