Home / 694,140.01-957,983.88-422,226.66

Finding the Fourth Proportional to 694,140.01, 957,983.88 and 422,226.66

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Solution

The fourth proportional to 694,140.01, 957,983.88 and 422,226.66 is: 582,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,140.01 : 957,983.88 = 422,226.66 : x
  2. Step 2: Convert to fraction form
    694,140.01/957,983.88 = 422,226.66/x
  3. Step 3: Cross multiply
    694,140.01x = 957,983.88 × 422,226.66
  4. Step 4: Simplify right side
    694,140.01x = 404,486,333,986.24
  5. Step 5: Solve for x
    x = 404,486,333,986.24/694,140.01
  6. Step 6: Final answer
    x = 582,715.78

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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.