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Finding the Fourth Proportional to 294,709.29, 441,399.29 and 206,357.22

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Solution

The fourth proportional to 294,709.29, 441,399.29 and 206,357.22 is: 309,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,709.29 : 441,399.29 = 206,357.22 : x
  2. Step 2: Convert to fraction form
    294,709.29/441,399.29 = 206,357.22/x
  3. Step 3: Cross multiply
    294,709.29x = 441,399.29 × 206,357.22
  4. Step 4: Simplify right side
    294,709.29x = 91,085,930,394.37
  5. Step 5: Solve for x
    x = 91,085,930,394.37/294,709.29
  6. Step 6: Final answer
    x = 309,070.44

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1.5x scale

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.