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Finding the Fourth Proportional to 2,480.76, 3,735.51 and 1,792.11

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Solution

The fourth proportional to 2,480.76, 3,735.51 and 1,792.11 is: 2,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.76 : 3,735.51 = 1,792.11 : x
  2. Step 2: Convert to fraction form
    2,480.76/3,735.51 = 1,792.11/x
  3. Step 3: Cross multiply
    2,480.76x = 3,735.51 × 1,792.11
  4. Step 4: Simplify right side
    2,480.76x = 6,694,444.83
  5. Step 5: Solve for x
    x = 6,694,444.83/2,480.76
  6. Step 6: Final answer
    x = 2,698.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.