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Finding the Fourth Proportional to 701.04, 1,051.92 and 376.68

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Solution

The fourth proportional to 701.04, 1,051.92 and 376.68 is: 565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.04 : 1,051.92 = 376.68 : x
  2. Step 2: Convert to fraction form
    701.04/1,051.92 = 376.68/x
  3. Step 3: Cross multiply
    701.04x = 1,051.92 × 376.68
  4. Step 4: Simplify right side
    701.04x = 396,237.23
  5. Step 5: Solve for x
    x = 396,237.23/701.04
  6. Step 6: Final answer
    x = 565.21

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Why These Related Problems?

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