Home / 297,338.16-410,466.28-199,388.12

Finding the Fourth Proportional to 297,338.16, 410,466.28 and 199,388.12

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Solution

The fourth proportional to 297,338.16, 410,466.28 and 199,388.12 is: 275,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,338.16 : 410,466.28 = 199,388.12 : x
  2. Step 2: Convert to fraction form
    297,338.16/410,466.28 = 199,388.12/x
  3. Step 3: Cross multiply
    297,338.16x = 410,466.28 × 199,388.12
  4. Step 4: Simplify right side
    297,338.16x = 81,842,099,892.59
  5. Step 5: Solve for x
    x = 81,842,099,892.59/297,338.16
  6. Step 6: Final answer
    x = 275,249.23

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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.