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Finding the Fourth Proportional to 2,873.03, 4,274.58 and 2,863.31

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Solution

The fourth proportional to 2,873.03, 4,274.58 and 2,863.31 is: 4,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.03 : 4,274.58 = 2,863.31 : x
  2. Step 2: Convert to fraction form
    2,873.03/4,274.58 = 2,863.31/x
  3. Step 3: Cross multiply
    2,873.03x = 4,274.58 × 2,863.31
  4. Step 4: Simplify right side
    2,873.03x = 12,239,433.34
  5. Step 5: Solve for x
    x = 12,239,433.34/2,873.03
  6. Step 6: Final answer
    x = 4,260.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.