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Finding the Fourth Proportional to 200,806.74, 301,212.27 and 60,566.58

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Solution

The fourth proportional to 200,806.74, 301,212.27 and 60,566.58 is: 90,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,806.74 : 301,212.27 = 60,566.58 : x
  2. Step 2: Convert to fraction form
    200,806.74/301,212.27 = 60,566.58/x
  3. Step 3: Cross multiply
    200,806.74x = 301,212.27 × 60,566.58
  4. Step 4: Simplify right side
    200,806.74x = 18,243,397,047.94
  5. Step 5: Solve for x
    x = 18,243,397,047.94/200,806.74
  6. Step 6: Final answer
    x = 90,850.52

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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.