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Finding the Fourth Proportional to 293.86, 440.88 and 101.50

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Solution

The fourth proportional to 293.86, 440.88 and 101.50 is: 152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.86 : 440.88 = 101.50 : x
  2. Step 2: Convert to fraction form
    293.86/440.88 = 101.50/x
  3. Step 3: Cross multiply
    293.86x = 440.88 × 101.50
  4. Step 4: Simplify right side
    293.86x = 44,749.32
  5. Step 5: Solve for x
    x = 44,749.32/293.86
  6. Step 6: Final answer
    x = 152.28

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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.