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Finding the Fourth Proportional to 404,382.91, 558,044.83 and 223,096.41

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Solution

The fourth proportional to 404,382.91, 558,044.83 and 223,096.41 is: 307,871.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,382.91 : 558,044.83 = 223,096.41 : x
  2. Step 2: Convert to fraction form
    404,382.91/558,044.83 = 223,096.41/x
  3. Step 3: Cross multiply
    404,382.91x = 558,044.83 × 223,096.41
  4. Step 4: Simplify right side
    404,382.91x = 124,497,798,192.06
  5. Step 5: Solve for x
    x = 124,497,798,192.06/404,382.91
  6. Step 6: Final answer
    x = 307,871.07

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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.