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Finding the Fourth Proportional to 277,768.22, 416,566.34 and 100,252.76

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Solution

The fourth proportional to 277,768.22, 416,566.34 and 100,252.76 is: 150,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,768.22 : 416,566.34 = 100,252.76 : x
  2. Step 2: Convert to fraction form
    277,768.22/416,566.34 = 100,252.76/x
  3. Step 3: Cross multiply
    277,768.22x = 416,566.34 × 100,252.76
  4. Step 4: Simplify right side
    277,768.22x = 41,761,925,308.10
  5. Step 5: Solve for x
    x = 41,761,925,308.10/277,768.22
  6. Step 6: Final answer
    x = 150,348.10

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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.