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Finding the Fourth Proportional to 227,773.40, 341,805.90 and 133,003.40

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Solution

The fourth proportional to 227,773.40, 341,805.90 and 133,003.40 is: 199,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,773.40 : 341,805.90 = 133,003.40 : x
  2. Step 2: Convert to fraction form
    227,773.40/341,805.90 = 133,003.40/x
  3. Step 3: Cross multiply
    227,773.40x = 341,805.90 × 133,003.40
  4. Step 4: Simplify right side
    227,773.40x = 45,461,346,840.06
  5. Step 5: Solve for x
    x = 45,461,346,840.06/227,773.40
  6. Step 6: Final answer
    x = 199,590.24

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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.