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Finding the Fourth Proportional to 404,351.00, 558,004.50 and 223,063.41

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Solution

The fourth proportional to 404,351.00, 558,004.50 and 223,063.41 is: 307,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,351.00 : 558,004.50 = 223,063.41 : x
  2. Step 2: Convert to fraction form
    404,351.00/558,004.50 = 223,063.41/x
  3. Step 3: Cross multiply
    404,351.00x = 558,004.50 × 223,063.41
  4. Step 4: Simplify right side
    404,351.00x = 124,470,386,565.35
  5. Step 5: Solve for x
    x = 124,470,386,565.35/404,351.00
  6. Step 6: Final answer
    x = 307,827.58

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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.