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Finding the Fourth Proportional to 371,794.16, 557,234.40 and 171,844.04

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Solution

The fourth proportional to 371,794.16, 557,234.40 and 171,844.04 is: 257,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,794.16 : 557,234.40 = 171,844.04 : x
  2. Step 2: Convert to fraction form
    371,794.16/557,234.40 = 171,844.04/x
  3. Step 3: Cross multiply
    371,794.16x = 557,234.40 × 171,844.04
  4. Step 4: Simplify right side
    371,794.16x = 95,757,410,522.98
  5. Step 5: Solve for x
    x = 95,757,410,522.98/371,794.16
  6. Step 6: Final answer
    x = 257,554.91

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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.