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Finding the Fourth Proportional to 2,477, 3,418.26 and 1,373

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Solution

The fourth proportional to 2,477, 3,418.26 and 1,373 is: 1,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477 : 3,418.26 = 1,373 : x
  2. Step 2: Convert to fraction form
    2,477/3,418.26 = 1,373/x
  3. Step 3: Cross multiply
    2,477x = 3,418.26 × 1,373
  4. Step 4: Simplify right side
    2,477x = 4,693,270.98
  5. Step 5: Solve for x
    x = 4,693,270.98/2,477
  6. Step 6: Final answer
    x = 1,894.74

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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.