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Finding the Fourth Proportional to 277,956.44, 383,621.04 and 175,991.39

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Solution

The fourth proportional to 277,956.44, 383,621.04 and 175,991.39 is: 242,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,956.44 : 383,621.04 = 175,991.39 : x
  2. Step 2: Convert to fraction form
    277,956.44/383,621.04 = 175,991.39/x
  3. Step 3: Cross multiply
    277,956.44x = 383,621.04 × 175,991.39
  4. Step 4: Simplify right side
    277,956.44x = 67,514,001,021.90
  5. Step 5: Solve for x
    x = 67,514,001,021.90/277,956.44
  6. Step 6: Final answer
    x = 242,894.18

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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.