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Finding the Fourth Proportional to 373,291.48, 559,939.34 and 92,808.73

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Solution

The fourth proportional to 373,291.48, 559,939.34 and 92,808.73 is: 139,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,291.48 : 559,939.34 = 92,808.73 : x
  2. Step 2: Convert to fraction form
    373,291.48/559,939.34 = 92,808.73/x
  3. Step 3: Cross multiply
    373,291.48x = 559,939.34 × 92,808.73
  4. Step 4: Simplify right side
    373,291.48x = 51,967,259,022.44
  5. Step 5: Solve for x
    x = 51,967,259,022.44/373,291.48
  6. Step 6: Final answer
    x = 139,213.62

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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.