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Finding the Fourth Proportional to 363,736.49, 545,686.14 and 111,039.44

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Solution

The fourth proportional to 363,736.49, 545,686.14 and 111,039.44 is: 166,584.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,736.49 : 545,686.14 = 111,039.44 : x
  2. Step 2: Convert to fraction form
    363,736.49/545,686.14 = 111,039.44/x
  3. Step 3: Cross multiply
    363,736.49x = 545,686.14 × 111,039.44
  4. Step 4: Simplify right side
    363,736.49x = 60,592,683,401.36
  5. Step 5: Solve for x
    x = 60,592,683,401.36/363,736.49
  6. Step 6: Final answer
    x = 166,584.01

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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.