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Finding the Fourth Proportional to 8,303.72, 12,455.71 and 2,460.24

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Solution

The fourth proportional to 8,303.72, 12,455.71 and 2,460.24 is: 3,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.72 : 12,455.71 = 2,460.24 : x
  2. Step 2: Convert to fraction form
    8,303.72/12,455.71 = 2,460.24/x
  3. Step 3: Cross multiply
    8,303.72x = 12,455.71 × 2,460.24
  4. Step 4: Simplify right side
    8,303.72x = 30,644,029.82
  5. Step 5: Solve for x
    x = 30,644,029.82/8,303.72
  6. Step 6: Final answer
    x = 3,690.40

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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.