Home / 396,824.84-547,301.43-260,998.23

Finding the Fourth Proportional to 396,824.84, 547,301.43 and 260,998.23

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Solution

The fourth proportional to 396,824.84, 547,301.43 and 260,998.23 is: 359,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,824.84 : 547,301.43 = 260,998.23 : x
  2. Step 2: Convert to fraction form
    396,824.84/547,301.43 = 260,998.23/x
  3. Step 3: Cross multiply
    396,824.84x = 547,301.43 × 260,998.23
  4. Step 4: Simplify right side
    396,824.84x = 142,844,704,506.47
  5. Step 5: Solve for x
    x = 142,844,704,506.47/396,824.84
  6. Step 6: Final answer
    x = 359,969.17

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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.