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Finding the Fourth Proportional to 3,262.99, 4,502.88 and 1,770.87

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Solution

The fourth proportional to 3,262.99, 4,502.88 and 1,770.87 is: 2,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.99 : 4,502.88 = 1,770.87 : x
  2. Step 2: Convert to fraction form
    3,262.99/4,502.88 = 1,770.87/x
  3. Step 3: Cross multiply
    3,262.99x = 4,502.88 × 1,770.87
  4. Step 4: Simplify right side
    3,262.99x = 7,974,015.11
  5. Step 5: Solve for x
    x = 7,974,015.11/3,262.99
  6. Step 6: Final answer
    x = 2,443.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.