Home / 705,036.48-1,057,418.88-199,593.60

Finding the Fourth Proportional to 705,036.48, 1,057,418.88 and 199,593.60

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Solution

The fourth proportional to 705,036.48, 1,057,418.88 and 199,593.60 is: 299,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,036.48 : 1,057,418.88 = 199,593.60 : x
  2. Step 2: Convert to fraction form
    705,036.48/1,057,418.88 = 199,593.60/x
  3. Step 3: Cross multiply
    705,036.48x = 1,057,418.88 × 199,593.60
  4. Step 4: Simplify right side
    705,036.48x = 211,054,040,967.17
  5. Step 5: Solve for x
    x = 211,054,040,967.17/705,036.48
  6. Step 6: Final answer
    x = 299,351.94

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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.