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Finding the Fourth Proportional to 240,773.40, 361,203.30 and 100,546.20

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Solution

The fourth proportional to 240,773.40, 361,203.30 and 100,546.20 is: 150,837.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,773.40 : 361,203.30 = 100,546.20 : x
  2. Step 2: Convert to fraction form
    240,773.40/361,203.30 = 100,546.20/x
  3. Step 3: Cross multiply
    240,773.40x = 361,203.30 × 100,546.20
  4. Step 4: Simplify right side
    240,773.40x = 36,317,619,242.46
  5. Step 5: Solve for x
    x = 36,317,619,242.46/240,773.40
  6. Step 6: Final answer
    x = 150,837.34

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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.