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Finding the Fourth Proportional to 3,734.77, 5,602.99 and 1,137.97

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Solution

The fourth proportional to 3,734.77, 5,602.99 and 1,137.97 is: 1,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.77 : 5,602.99 = 1,137.97 : x
  2. Step 2: Convert to fraction form
    3,734.77/5,602.99 = 1,137.97/x
  3. Step 3: Cross multiply
    3,734.77x = 5,602.99 × 1,137.97
  4. Step 4: Simplify right side
    3,734.77x = 6,376,003.67
  5. Step 5: Solve for x
    x = 6,376,003.67/3,734.77
  6. Step 6: Final answer
    x = 1,707.20

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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.