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Finding the Fourth Proportional to 404,558.84, 606,650.54 and 236,127.65

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Solution

The fourth proportional to 404,558.84, 606,650.54 and 236,127.65 is: 354,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,558.84 : 606,650.54 = 236,127.65 : x
  2. Step 2: Convert to fraction form
    404,558.84/606,650.54 = 236,127.65/x
  3. Step 3: Cross multiply
    404,558.84x = 606,650.54 × 236,127.65
  4. Step 4: Simplify right side
    404,558.84x = 143,246,962,167.54
  5. Step 5: Solve for x
    x = 143,246,962,167.54/404,558.84
  6. Step 6: Final answer
    x = 354,081.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.