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Finding the Fourth Proportional to 4,873.72, 6,725.72 and 2,635.58

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Solution

The fourth proportional to 4,873.72, 6,725.72 and 2,635.58 is: 3,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.72 : 6,725.72 = 2,635.58 : x
  2. Step 2: Convert to fraction form
    4,873.72/6,725.72 = 2,635.58/x
  3. Step 3: Cross multiply
    4,873.72x = 6,725.72 × 2,635.58
  4. Step 4: Simplify right side
    4,873.72x = 17,726,173.12
  5. Step 5: Solve for x
    x = 17,726,173.12/4,873.72
  6. Step 6: Final answer
    x = 3,637.09

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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.