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Finding the Fourth Proportional to 483,481.16, 725,221.70 and 183,892.54

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Solution

The fourth proportional to 483,481.16, 725,221.70 and 183,892.54 is: 275,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,481.16 : 725,221.70 = 183,892.54 : x
  2. Step 2: Convert to fraction form
    483,481.16/725,221.70 = 183,892.54/x
  3. Step 3: Cross multiply
    483,481.16x = 725,221.70 × 183,892.54
  4. Step 4: Simplify right side
    483,481.16x = 133,362,860,476.12
  5. Step 5: Solve for x
    x = 133,362,860,476.12/483,481.16
  6. Step 6: Final answer
    x = 275,838.79

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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.