Home / 299,741.82-413,828.19-192,500.85

Finding the Fourth Proportional to 299,741.82, 413,828.19 and 192,500.85

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Solution

The fourth proportional to 299,741.82, 413,828.19 and 192,500.85 is: 265,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,741.82 : 413,828.19 = 192,500.85 : x
  2. Step 2: Convert to fraction form
    299,741.82/413,828.19 = 192,500.85/x
  3. Step 3: Cross multiply
    299,741.82x = 413,828.19 × 192,500.85
  4. Step 4: Simplify right side
    299,741.82x = 79,662,279,880.82
  5. Step 5: Solve for x
    x = 79,662,279,880.82/299,741.82
  6. Step 6: Final answer
    x = 265,769.66

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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.