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Finding the Fourth Proportional to 8,303.31, 12,455.10 and 2,461.59

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Solution

The fourth proportional to 8,303.31, 12,455.10 and 2,461.59 is: 3,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.31 : 12,455.10 = 2,461.59 : x
  2. Step 2: Convert to fraction form
    8,303.31/12,455.10 = 2,461.59/x
  3. Step 3: Cross multiply
    8,303.31x = 12,455.10 × 2,461.59
  4. Step 4: Simplify right side
    8,303.31x = 30,659,349.61
  5. Step 5: Solve for x
    x = 30,659,349.61/8,303.31
  6. Step 6: Final answer
    x = 3,692.43

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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.