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Finding the Fourth Proportional to 551,967.19, 827,925.93 and 192,391.58

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Solution

The fourth proportional to 551,967.19, 827,925.93 and 192,391.58 is: 288,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,967.19 : 827,925.93 = 192,391.58 : x
  2. Step 2: Convert to fraction form
    551,967.19/827,925.93 = 192,391.58/x
  3. Step 3: Cross multiply
    551,967.19x = 827,925.93 × 192,391.58
  4. Step 4: Simplify right side
    551,967.19x = 159,285,979,865.48
  5. Step 5: Solve for x
    x = 159,285,979,865.48/551,967.19
  6. Step 6: Final answer
    x = 288,578.71

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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.