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Finding the Fourth Proportional to 682,698.33, 941,898.92 and 441,123.12

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Solution

The fourth proportional to 682,698.33, 941,898.92 and 441,123.12 is: 608,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,698.33 : 941,898.92 = 441,123.12 : x
  2. Step 2: Convert to fraction form
    682,698.33/941,898.92 = 441,123.12/x
  3. Step 3: Cross multiply
    682,698.33x = 941,898.92 × 441,123.12
  4. Step 4: Simplify right side
    682,698.33x = 415,493,388,109.42
  5. Step 5: Solve for x
    x = 415,493,388,109.42/682,698.33
  6. Step 6: Final answer
    x = 608,604.66

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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.