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Finding the Fourth Proportional to 396,354.59, 594,551.90 and 112,065.56

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Solution

The fourth proportional to 396,354.59, 594,551.90 and 112,065.56 is: 168,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,354.59 : 594,551.90 = 112,065.56 : x
  2. Step 2: Convert to fraction form
    396,354.59/594,551.90 = 112,065.56/x
  3. Step 3: Cross multiply
    396,354.59x = 594,551.90 × 112,065.56
  4. Step 4: Simplify right side
    396,354.59x = 66,628,791,622.56
  5. Step 5: Solve for x
    x = 66,628,791,622.56/396,354.59
  6. Step 6: Final answer
    x = 168,104.00

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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.