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Finding the Fourth Proportional to 591,546.96, 816,333 and 323,274.96

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Solution

The fourth proportional to 591,546.96, 816,333 and 323,274.96 is: 446,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,546.96 : 816,333 = 323,274.96 : x
  2. Step 2: Convert to fraction form
    591,546.96/816,333 = 323,274.96/x
  3. Step 3: Cross multiply
    591,546.96x = 816,333 × 323,274.96
  4. Step 4: Simplify right side
    591,546.96x = 263,900,017,921.68
  5. Step 5: Solve for x
    x = 263,900,017,921.68/591,546.96
  6. Step 6: Final answer
    x = 446,118.46

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Similar ratio
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1.5x scale

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.