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Finding the Fourth Proportional to 2,800.41, 3,863.02 and 1,737.81

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Solution

The fourth proportional to 2,800.41, 3,863.02 and 1,737.81 is: 2,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.41 : 3,863.02 = 1,737.81 : x
  2. Step 2: Convert to fraction form
    2,800.41/3,863.02 = 1,737.81/x
  3. Step 3: Cross multiply
    2,800.41x = 3,863.02 × 1,737.81
  4. Step 4: Simplify right side
    2,800.41x = 6,713,194.79
  5. Step 5: Solve for x
    x = 6,713,194.79/2,800.41
  6. Step 6: Final answer
    x = 2,397.22

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1.5x scale

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.