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Finding the Fourth Proportional to 2,093.76, 2,889.18 and 1,254.24

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Solution

The fourth proportional to 2,093.76, 2,889.18 and 1,254.24 is: 1,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.76 : 2,889.18 = 1,254.24 : x
  2. Step 2: Convert to fraction form
    2,093.76/2,889.18 = 1,254.24/x
  3. Step 3: Cross multiply
    2,093.76x = 2,889.18 × 1,254.24
  4. Step 4: Simplify right side
    2,093.76x = 3,623,725.12
  5. Step 5: Solve for x
    x = 3,623,725.12/2,093.76
  6. Step 6: Final answer
    x = 1,730.73

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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.