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Finding the Fourth Proportional to 541,838.49, 812,792.36 and 181,994.77

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Solution

The fourth proportional to 541,838.49, 812,792.36 and 181,994.77 is: 273,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,838.49 : 812,792.36 = 181,994.77 : x
  2. Step 2: Convert to fraction form
    541,838.49/812,792.36 = 181,994.77/x
  3. Step 3: Cross multiply
    541,838.49x = 812,792.36 × 181,994.77
  4. Step 4: Simplify right side
    541,838.49x = 147,923,957,705.98
  5. Step 5: Solve for x
    x = 147,923,957,705.98/541,838.49
  6. Step 6: Final answer
    x = 273,003.79

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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.