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Finding the Fourth Proportional to 277,843.59, 383,283.23 and 175,696.92

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Solution

The fourth proportional to 277,843.59, 383,283.23 and 175,696.92 is: 242,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,843.59 : 383,283.23 = 175,696.92 : x
  2. Step 2: Convert to fraction form
    277,843.59/383,283.23 = 175,696.92/x
  3. Step 3: Cross multiply
    277,843.59x = 383,283.23 × 175,696.92
  4. Step 4: Simplify right side
    277,843.59x = 67,341,682,120.17
  5. Step 5: Solve for x
    x = 67,341,682,120.17/277,843.59
  6. Step 6: Final answer
    x = 242,372.63

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1.5x scale

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.