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Finding the Fourth Proportional to 323,044.77, 445,816.71 and 179,814.09

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Solution

The fourth proportional to 323,044.77, 445,816.71 and 179,814.09 is: 248,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,044.77 : 445,816.71 = 179,814.09 : x
  2. Step 2: Convert to fraction form
    323,044.77/445,816.71 = 179,814.09/x
  3. Step 3: Cross multiply
    323,044.77x = 445,816.71 × 179,814.09
  4. Step 4: Simplify right side
    323,044.77x = 80,164,127,687.26
  5. Step 5: Solve for x
    x = 80,164,127,687.26/323,044.77
  6. Step 6: Final answer
    x = 248,151.76

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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.