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Finding the Fourth Proportional to 1,460.49, 2,015.37 and 797.31

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Solution

The fourth proportional to 1,460.49, 2,015.37 and 797.31 is: 1,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.49 : 2,015.37 = 797.31 : x
  2. Step 2: Convert to fraction form
    1,460.49/2,015.37 = 797.31/x
  3. Step 3: Cross multiply
    1,460.49x = 2,015.37 × 797.31
  4. Step 4: Simplify right side
    1,460.49x = 1,606,874.65
  5. Step 5: Solve for x
    x = 1,606,874.65/1,460.49
  6. Step 6: Final answer
    x = 1,100.23

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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.