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Finding the Fourth Proportional to 588,385.89, 882,578.82 and 411,238.89

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Solution

The fourth proportional to 588,385.89, 882,578.82 and 411,238.89 is: 616,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,385.89 : 882,578.82 = 411,238.89 : x
  2. Step 2: Convert to fraction form
    588,385.89/882,578.82 = 411,238.89/x
  3. Step 3: Cross multiply
    588,385.89x = 882,578.82 × 411,238.89
  4. Step 4: Simplify right side
    588,385.89x = 362,950,734,274.31
  5. Step 5: Solve for x
    x = 362,950,734,274.31/588,385.89
  6. Step 6: Final answer
    x = 616,858.32

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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.