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Finding the Fourth Proportional to 323,445.31, 446,359.41 and 185,647.03

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Solution

The fourth proportional to 323,445.31, 446,359.41 and 185,647.03 is: 256,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,445.31 : 446,359.41 = 185,647.03 : x
  2. Step 2: Convert to fraction form
    323,445.31/446,359.41 = 185,647.03/x
  3. Step 3: Cross multiply
    323,445.31x = 446,359.41 × 185,647.03
  4. Step 4: Simplify right side
    323,445.31x = 82,865,295,619.02
  5. Step 5: Solve for x
    x = 82,865,295,619.02/323,445.31
  6. Step 6: Final answer
    x = 256,195.70

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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.