Home / 299,742.36-413,920.70-192,499.24

Finding the Fourth Proportional to 299,742.36, 413,920.70 and 192,499.24

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Solution

The fourth proportional to 299,742.36, 413,920.70 and 192,499.24 is: 265,826.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,742.36 : 413,920.70 = 192,499.24 : x
  2. Step 2: Convert to fraction form
    299,742.36/413,920.70 = 192,499.24/x
  3. Step 3: Cross multiply
    299,742.36x = 413,920.70 × 192,499.24
  4. Step 4: Simplify right side
    299,742.36x = 79,679,420,170.27
  5. Step 5: Solve for x
    x = 79,679,420,170.27/299,742.36
  6. Step 6: Final answer
    x = 265,826.36

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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.