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Finding the Fourth Proportional to 8,308.56, 12,464.64 and 2,465

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Solution

The fourth proportional to 8,308.56, 12,464.64 and 2,465 is: 3,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.56 : 12,464.64 = 2,465 : x
  2. Step 2: Convert to fraction form
    8,308.56/12,464.64 = 2,465/x
  3. Step 3: Cross multiply
    8,308.56x = 12,464.64 × 2,465
  4. Step 4: Simplify right side
    8,308.56x = 30,725,337.60
  5. Step 5: Solve for x
    x = 30,725,337.60/8,308.56
  6. Step 6: Final answer
    x = 3,698.03

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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.