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Finding the Fourth Proportional to 1,462.51, 2,017.87 and 895.65

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Solution

The fourth proportional to 1,462.51, 2,017.87 and 895.65 is: 1,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.51 : 2,017.87 = 895.65 : x
  2. Step 2: Convert to fraction form
    1,462.51/2,017.87 = 895.65/x
  3. Step 3: Cross multiply
    1,462.51x = 2,017.87 × 895.65
  4. Step 4: Simplify right side
    1,462.51x = 1,807,305.27
  5. Step 5: Solve for x
    x = 1,807,305.27/1,462.51
  6. Step 6: Final answer
    x = 1,235.76

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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.