Home / 693,682.25-1,040,523.78-195,046.25

Finding the Fourth Proportional to 693,682.25, 1,040,523.78 and 195,046.25

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Solution

The fourth proportional to 693,682.25, 1,040,523.78 and 195,046.25 is: 292,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,682.25 : 1,040,523.78 = 195,046.25 : x
  2. Step 2: Convert to fraction form
    693,682.25/1,040,523.78 = 195,046.25/x
  3. Step 3: Cross multiply
    693,682.25x = 1,040,523.78 × 195,046.25
  4. Step 4: Simplify right side
    693,682.25x = 202,950,261,324.83
  5. Step 5: Solve for x
    x = 202,950,261,324.83/693,682.25
  6. Step 6: Final answer
    x = 292,569.49

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Half scale
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Double scale
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Similar ratio
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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.