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Finding the Fourth Proportional to 1,118.86, 1,675.86 and 467.62

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Solution

The fourth proportional to 1,118.86, 1,675.86 and 467.62 is: 700.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118.86 : 1,675.86 = 467.62 : x
  2. Step 2: Convert to fraction form
    1,118.86/1,675.86 = 467.62/x
  3. Step 3: Cross multiply
    1,118.86x = 1,675.86 × 467.62
  4. Step 4: Simplify right side
    1,118.86x = 783,665.65
  5. Step 5: Solve for x
    x = 783,665.65/1,118.86
  6. Step 6: Final answer
    x = 700.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.