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Finding the Fourth Proportional to 372,726.33, 561,579.12 and 337,233.15

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Solution

The fourth proportional to 372,726.33, 561,579.12 and 337,233.15 is: 508,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,726.33 : 561,579.12 = 337,233.15 : x
  2. Step 2: Convert to fraction form
    372,726.33/561,579.12 = 337,233.15/x
  3. Step 3: Cross multiply
    372,726.33x = 561,579.12 × 337,233.15
  4. Step 4: Simplify right side
    372,726.33x = 189,383,095,611.83
  5. Step 5: Solve for x
    x = 189,383,095,611.83/372,726.33
  6. Step 6: Final answer
    x = 508,102.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.