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Finding the Fourth Proportional to 3,569.52, 4,925.90 and 1,997.63

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Solution

The fourth proportional to 3,569.52, 4,925.90 and 1,997.63 is: 2,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.52 : 4,925.90 = 1,997.63 : x
  2. Step 2: Convert to fraction form
    3,569.52/4,925.90 = 1,997.63/x
  3. Step 3: Cross multiply
    3,569.52x = 4,925.90 × 1,997.63
  4. Step 4: Simplify right side
    3,569.52x = 9,840,105.98
  5. Step 5: Solve for x
    x = 9,840,105.98/3,569.52
  6. Step 6: Final answer
    x = 2,756.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.