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Finding the Fourth Proportional to 299,956.52, 413,776.26 and 192,406.92

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Solution

The fourth proportional to 299,956.52, 413,776.26 and 192,406.92 is: 265,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,956.52 : 413,776.26 = 192,406.92 : x
  2. Step 2: Convert to fraction form
    299,956.52/413,776.26 = 192,406.92/x
  3. Step 3: Cross multiply
    299,956.52x = 413,776.26 × 192,406.92
  4. Step 4: Simplify right side
    299,956.52x = 79,613,415,755.72
  5. Step 5: Solve for x
    x = 79,613,415,755.72/299,956.52
  6. Step 6: Final answer
    x = 265,416.52

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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.