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Finding the Fourth Proportional to 2,356.11, 3,252.11 and 1,887.27

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Solution

The fourth proportional to 2,356.11, 3,252.11 and 1,887.27 is: 2,604.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.11 : 3,252.11 = 1,887.27 : x
  2. Step 2: Convert to fraction form
    2,356.11/3,252.11 = 1,887.27/x
  3. Step 3: Cross multiply
    2,356.11x = 3,252.11 × 1,887.27
  4. Step 4: Simplify right side
    2,356.11x = 6,137,600.20
  5. Step 5: Solve for x
    x = 6,137,600.20/2,356.11
  6. Step 6: Final answer
    x = 2,604.98

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1.5x scale

Why These Related Problems?

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