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Finding the Fourth Proportional to 1,461.36, 2,016.69 and 798.22

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Solution

The fourth proportional to 1,461.36, 2,016.69 and 798.22 is: 1,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.36 : 2,016.69 = 798.22 : x
  2. Step 2: Convert to fraction form
    1,461.36/2,016.69 = 798.22/x
  3. Step 3: Cross multiply
    1,461.36x = 2,016.69 × 798.22
  4. Step 4: Simplify right side
    1,461.36x = 1,609,762.29
  5. Step 5: Solve for x
    x = 1,609,762.29/1,461.36
  6. Step 6: Final answer
    x = 1,101.55

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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.