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Finding the Fourth Proportional to 5,734.28, 8,602.66 and 1,838.66

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Solution

The fourth proportional to 5,734.28, 8,602.66 and 1,838.66 is: 2,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,734.28 : 8,602.66 = 1,838.66 : x
  2. Step 2: Convert to fraction form
    5,734.28/8,602.66 = 1,838.66/x
  3. Step 3: Cross multiply
    5,734.28x = 8,602.66 × 1,838.66
  4. Step 4: Simplify right side
    5,734.28x = 15,817,366.84
  5. Step 5: Solve for x
    x = 15,817,366.84/5,734.28
  6. Step 6: Final answer
    x = 2,758.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.