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Finding the Fourth Proportional to 204,783.38, 307,175.17 and 64,552.94

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Solution

The fourth proportional to 204,783.38, 307,175.17 and 64,552.94 is: 96,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,783.38 : 307,175.17 = 64,552.94 : x
  2. Step 2: Convert to fraction form
    204,783.38/307,175.17 = 64,552.94/x
  3. Step 3: Cross multiply
    204,783.38x = 307,175.17 × 64,552.94
  4. Step 4: Simplify right side
    204,783.38x = 19,829,060,318.50
  5. Step 5: Solve for x
    x = 19,829,060,318.50/204,783.38
  6. Step 6: Final answer
    x = 96,829.44

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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.