Home / 694,679.49-1,042,019.24-196,043.49

Finding the Fourth Proportional to 694,679.49, 1,042,019.24 and 196,043.49

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Solution

The fourth proportional to 694,679.49, 1,042,019.24 and 196,043.49 is: 294,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,679.49 : 1,042,019.24 = 196,043.49 : x
  2. Step 2: Convert to fraction form
    694,679.49/1,042,019.24 = 196,043.49/x
  3. Step 3: Cross multiply
    694,679.49x = 1,042,019.24 × 196,043.49
  4. Step 4: Simplify right side
    694,679.49x = 204,281,087,476.53
  5. Step 5: Solve for x
    x = 204,281,087,476.53/694,679.49
  6. Step 6: Final answer
    x = 294,065.24

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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.