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Finding the Fourth Proportional to 2,898.53, 3,995.25 and 2,268.01

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Solution

The fourth proportional to 2,898.53, 3,995.25 and 2,268.01 is: 3,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.53 : 3,995.25 = 2,268.01 : x
  2. Step 2: Convert to fraction form
    2,898.53/3,995.25 = 2,268.01/x
  3. Step 3: Cross multiply
    2,898.53x = 3,995.25 × 2,268.01
  4. Step 4: Simplify right side
    2,898.53x = 9,061,266.95
  5. Step 5: Solve for x
    x = 9,061,266.95/2,898.53
  6. Step 6: Final answer
    x = 3,126.16

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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.