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Finding the Fourth Proportional to 703.92, 1,055.97 and 241.58

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Solution

The fourth proportional to 703.92, 1,055.97 and 241.58 is: 362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.92 : 1,055.97 = 241.58 : x
  2. Step 2: Convert to fraction form
    703.92/1,055.97 = 241.58/x
  3. Step 3: Cross multiply
    703.92x = 1,055.97 × 241.58
  4. Step 4: Simplify right side
    703.92x = 255,095.95
  5. Step 5: Solve for x
    x = 255,095.95/703.92
  6. Step 6: Final answer
    x = 362.39

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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.