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Finding the Fourth Proportional to 277,876.80, 383,366.40 and 182,436.48

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Solution

The fourth proportional to 277,876.80, 383,366.40 and 182,436.48 is: 251,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,876.80 : 383,366.40 = 182,436.48 : x
  2. Step 2: Convert to fraction form
    277,876.80/383,366.40 = 182,436.48/x
  3. Step 3: Cross multiply
    277,876.80x = 383,366.40 × 182,436.48
  4. Step 4: Simplify right side
    277,876.80x = 69,940,016,566.27
  5. Step 5: Solve for x
    x = 69,940,016,566.27/277,876.80
  6. Step 6: Final answer
    x = 251,694.34

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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.