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Finding the Fourth Proportional to 4,998.58, 6,898.05 and 2,729.92

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Solution

The fourth proportional to 4,998.58, 6,898.05 and 2,729.92 is: 3,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.58 : 6,898.05 = 2,729.92 : x
  2. Step 2: Convert to fraction form
    4,998.58/6,898.05 = 2,729.92/x
  3. Step 3: Cross multiply
    4,998.58x = 6,898.05 × 2,729.92
  4. Step 4: Simplify right side
    4,998.58x = 18,831,124.66
  5. Step 5: Solve for x
    x = 18,831,124.66/4,998.58
  6. Step 6: Final answer
    x = 3,767.29

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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.