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Finding the Fourth Proportional to 2,994.61, 4,135.11 and 1,877.42

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Solution

The fourth proportional to 2,994.61, 4,135.11 and 1,877.42 is: 2,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.61 : 4,135.11 = 1,877.42 : x
  2. Step 2: Convert to fraction form
    2,994.61/4,135.11 = 1,877.42/x
  3. Step 3: Cross multiply
    2,994.61x = 4,135.11 × 1,877.42
  4. Step 4: Simplify right side
    2,994.61x = 7,763,338.22
  5. Step 5: Solve for x
    x = 7,763,338.22/2,994.61
  6. Step 6: Final answer
    x = 2,592.44

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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.