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Finding the Fourth Proportional to 242,208.67, 363,190.89 and 73,696.67

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Solution

The fourth proportional to 242,208.67, 363,190.89 and 73,696.67 is: 110,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,208.67 : 363,190.89 = 73,696.67 : x
  2. Step 2: Convert to fraction form
    242,208.67/363,190.89 = 73,696.67/x
  3. Step 3: Cross multiply
    242,208.67x = 363,190.89 × 73,696.67
  4. Step 4: Simplify right side
    242,208.67x = 26,765,959,167.34
  5. Step 5: Solve for x
    x = 26,765,959,167.34/242,208.67
  6. Step 6: Final answer
    x = 110,507.85

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1.5x scale

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.