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Finding the Fourth Proportional to 1,970.96, 2,942.02 and 1,737.42

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Solution

The fourth proportional to 1,970.96, 2,942.02 and 1,737.42 is: 2,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.96 : 2,942.02 = 1,737.42 : x
  2. Step 2: Convert to fraction form
    1,970.96/2,942.02 = 1,737.42/x
  3. Step 3: Cross multiply
    1,970.96x = 2,942.02 × 1,737.42
  4. Step 4: Simplify right side
    1,970.96x = 5,111,524.39
  5. Step 5: Solve for x
    x = 5,111,524.39/1,970.96
  6. Step 6: Final answer
    x = 2,593.42

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.