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Finding the Fourth Proportional to 1,806.77, 2,710.37 and 508.24

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Solution

The fourth proportional to 1,806.77, 2,710.37 and 508.24 is: 762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.77 : 2,710.37 = 508.24 : x
  2. Step 2: Convert to fraction form
    1,806.77/2,710.37 = 508.24/x
  3. Step 3: Cross multiply
    1,806.77x = 2,710.37 × 508.24
  4. Step 4: Simplify right side
    1,806.77x = 1,377,504.90
  5. Step 5: Solve for x
    x = 1,377,504.90/1,806.77
  6. Step 6: Final answer
    x = 762.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.