Home / 396,837.40-594,564.90-334,629.40

Finding the Fourth Proportional to 396,837.40, 594,564.90 and 334,629.40

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Solution

The fourth proportional to 396,837.40, 594,564.90 and 334,629.40 is: 501,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,837.40 : 594,564.90 = 334,629.40 : x
  2. Step 2: Convert to fraction form
    396,837.40/594,564.90 = 334,629.40/x
  3. Step 3: Cross multiply
    396,837.40x = 594,564.90 × 334,629.40
  4. Step 4: Simplify right side
    396,837.40x = 198,958,895,748.06
  5. Step 5: Solve for x
    x = 198,958,895,748.06/396,837.40
  6. Step 6: Final answer
    x = 501,361.25

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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.