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Finding the Fourth Proportional to 543,894.48, 815,561.40 and 244,118.04

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Solution

The fourth proportional to 543,894.48, 815,561.40 and 244,118.04 is: 366,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,894.48 : 815,561.40 = 244,118.04 : x
  2. Step 2: Convert to fraction form
    543,894.48/815,561.40 = 244,118.04/x
  3. Step 3: Cross multiply
    543,894.48x = 815,561.40 × 244,118.04
  4. Step 4: Simplify right side
    543,894.48x = 199,093,250,467.66
  5. Step 5: Solve for x
    x = 199,093,250,467.66/543,894.48
  6. Step 6: Final answer
    x = 366,051.24

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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.