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Finding the Fourth Proportional to 293,887.44, 405,566.28 and 173,034

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Solution

The fourth proportional to 293,887.44, 405,566.28 and 173,034 is: 238,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,887.44 : 405,566.28 = 173,034 : x
  2. Step 2: Convert to fraction form
    293,887.44/405,566.28 = 173,034/x
  3. Step 3: Cross multiply
    293,887.44x = 405,566.28 × 173,034
  4. Step 4: Simplify right side
    293,887.44x = 70,176,755,693.52
  5. Step 5: Solve for x
    x = 70,176,755,693.52/293,887.44
  6. Step 6: Final answer
    x = 238,787.87

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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.