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Finding the Fourth Proportional to 276,795.91, 382,006.56 and 169,436.89

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Solution

The fourth proportional to 276,795.91, 382,006.56 and 169,436.89 is: 233,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,795.91 : 382,006.56 = 169,436.89 : x
  2. Step 2: Convert to fraction form
    276,795.91/382,006.56 = 169,436.89/x
  3. Step 3: Cross multiply
    276,795.91x = 382,006.56 × 169,436.89
  4. Step 4: Simplify right side
    276,795.91x = 64,726,003,486.00
  5. Step 5: Solve for x
    x = 64,726,003,486.00/276,795.91
  6. Step 6: Final answer
    x = 233,840.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.