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Finding the Fourth Proportional to 2,470.76, 3,706.34 and 827.32

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Solution

The fourth proportional to 2,470.76, 3,706.34 and 827.32 is: 1,241.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.76 : 3,706.34 = 827.32 : x
  2. Step 2: Convert to fraction form
    2,470.76/3,706.34 = 827.32/x
  3. Step 3: Cross multiply
    2,470.76x = 3,706.34 × 827.32
  4. Step 4: Simplify right side
    2,470.76x = 3,066,322.01
  5. Step 5: Solve for x
    x = 3,066,322.01/2,470.76
  6. Step 6: Final answer
    x = 1,241.04

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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.