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Finding the Fourth Proportional to 541,339.64, 810,391.62 and 327,460.34

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Solution

The fourth proportional to 541,339.64, 810,391.62 and 327,460.34 is: 490,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,339.64 : 810,391.62 = 327,460.34 : x
  2. Step 2: Convert to fraction form
    541,339.64/810,391.62 = 327,460.34/x
  3. Step 3: Cross multiply
    541,339.64x = 810,391.62 × 327,460.34
  4. Step 4: Simplify right side
    541,339.64x = 265,371,115,418.35
  5. Step 5: Solve for x
    x = 265,371,115,418.35/541,339.64
  6. Step 6: Final answer
    x = 490,211.87

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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.