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Finding the Fourth Proportional to 356,701.78, 492,248.33 and 195,553.37

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Solution

The fourth proportional to 356,701.78, 492,248.33 and 195,553.37 is: 269,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,701.78 : 492,248.33 = 195,553.37 : x
  2. Step 2: Convert to fraction form
    356,701.78/492,248.33 = 195,553.37/x
  3. Step 3: Cross multiply
    356,701.78x = 492,248.33 × 195,553.37
  4. Step 4: Simplify right side
    356,701.78x = 96,260,818,830.61
  5. Step 5: Solve for x
    x = 96,260,818,830.61/356,701.78
  6. Step 6: Final answer
    x = 269,863.58

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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.