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Finding the Fourth Proportional to 2,674.36, 4,010.16 and 824.98

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Solution

The fourth proportional to 2,674.36, 4,010.16 and 824.98 is: 1,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.36 : 4,010.16 = 824.98 : x
  2. Step 2: Convert to fraction form
    2,674.36/4,010.16 = 824.98/x
  3. Step 3: Cross multiply
    2,674.36x = 4,010.16 × 824.98
  4. Step 4: Simplify right side
    2,674.36x = 3,308,301.80
  5. Step 5: Solve for x
    x = 3,308,301.80/2,674.36
  6. Step 6: Final answer
    x = 1,237.04

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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.