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Finding the Fourth Proportional to 8,497.66, 12,747.30 and 3,303.94

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Solution

The fourth proportional to 8,497.66, 12,747.30 and 3,303.94 is: 4,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.66 : 12,747.30 = 3,303.94 : x
  2. Step 2: Convert to fraction form
    8,497.66/12,747.30 = 3,303.94/x
  3. Step 3: Cross multiply
    8,497.66x = 12,747.30 × 3,303.94
  4. Step 4: Simplify right side
    8,497.66x = 42,116,234.11
  5. Step 5: Solve for x
    x = 42,116,234.11/8,497.66
  6. Step 6: Final answer
    x = 4,956.22

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Why These Related Problems?

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