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Finding the Fourth Proportional to 8,289.52, 12,430.56 and 2,444.08

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Solution

The fourth proportional to 8,289.52, 12,430.56 and 2,444.08 is: 3,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.52 : 12,430.56 = 2,444.08 : x
  2. Step 2: Convert to fraction form
    8,289.52/12,430.56 = 2,444.08/x
  3. Step 3: Cross multiply
    8,289.52x = 12,430.56 × 2,444.08
  4. Step 4: Simplify right side
    8,289.52x = 30,381,283.08
  5. Step 5: Solve for x
    x = 30,381,283.08/8,289.52
  6. Step 6: Final answer
    x = 3,665.02

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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.