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Finding the Fourth Proportional to 242,207.67, 363,189.39 and 73,695.67

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Solution

The fourth proportional to 242,207.67, 363,189.39 and 73,695.67 is: 110,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,207.67 : 363,189.39 = 73,695.67 : x
  2. Step 2: Convert to fraction form
    242,207.67/363,189.39 = 73,695.67/x
  3. Step 3: Cross multiply
    242,207.67x = 363,189.39 × 73,695.67
  4. Step 4: Simplify right side
    242,207.67x = 26,765,486,913.36
  5. Step 5: Solve for x
    x = 26,765,486,913.36/242,207.67
  6. Step 6: Final answer
    x = 110,506.36

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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.