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Finding the Fourth Proportional to 1,465.50, 2,022.12 and 876.18

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Solution

The fourth proportional to 1,465.50, 2,022.12 and 876.18 is: 1,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.50 : 2,022.12 = 876.18 : x
  2. Step 2: Convert to fraction form
    1,465.50/2,022.12 = 876.18/x
  3. Step 3: Cross multiply
    1,465.50x = 2,022.12 × 876.18
  4. Step 4: Simplify right side
    1,465.50x = 1,771,741.10
  5. Step 5: Solve for x
    x = 1,771,741.10/1,465.50
  6. Step 6: Final answer
    x = 1,208.97

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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.