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Finding the Fourth Proportional to 339,591.22, 468,605.28 and 186,627.58

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Solution

The fourth proportional to 339,591.22, 468,605.28 and 186,627.58 is: 257,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,591.22 : 468,605.28 = 186,627.58 : x
  2. Step 2: Convert to fraction form
    339,591.22/468,605.28 = 186,627.58/x
  3. Step 3: Cross multiply
    339,591.22x = 468,605.28 × 186,627.58
  4. Step 4: Simplify right side
    339,591.22x = 87,454,669,381.62
  5. Step 5: Solve for x
    x = 87,454,669,381.62/339,591.22
  6. Step 6: Final answer
    x = 257,529.24

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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.