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Finding the Fourth Proportional to 367,698.15, 551,481.57 and 97,827.84

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Solution

The fourth proportional to 367,698.15, 551,481.57 and 97,827.84 is: 146,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,698.15 : 551,481.57 = 97,827.84 : x
  2. Step 2: Convert to fraction form
    367,698.15/551,481.57 = 97,827.84/x
  3. Step 3: Cross multiply
    367,698.15x = 551,481.57 × 97,827.84
  4. Step 4: Simplify right side
    367,698.15x = 53,950,250,792.91
  5. Step 5: Solve for x
    x = 53,950,250,792.91/367,698.15
  6. Step 6: Final answer
    x = 146,724.29

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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.