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Finding the Fourth Proportional to 205,791.58, 283,613.43 and 169,762.78

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Solution

The fourth proportional to 205,791.58, 283,613.43 and 169,762.78 is: 233,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,791.58 : 283,613.43 = 169,762.78 : x
  2. Step 2: Convert to fraction form
    205,791.58/283,613.43 = 169,762.78/x
  3. Step 3: Cross multiply
    205,791.58x = 283,613.43 × 169,762.78
  4. Step 4: Simplify right side
    205,791.58x = 48,147,004,322.14
  5. Step 5: Solve for x
    x = 48,147,004,322.14/205,791.58
  6. Step 6: Final answer
    x = 233,960.03

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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.