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Finding the Fourth Proportional to 277,885.44, 416,743.04 and 100,370.56

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Solution

The fourth proportional to 277,885.44, 416,743.04 and 100,370.56 is: 150,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,885.44 : 416,743.04 = 100,370.56 : x
  2. Step 2: Convert to fraction form
    277,885.44/416,743.04 = 100,370.56/x
  3. Step 3: Cross multiply
    277,885.44x = 416,743.04 × 100,370.56
  4. Step 4: Simplify right side
    277,885.44x = 41,828,732,300.90
  5. Step 5: Solve for x
    x = 41,828,732,300.90/277,885.44
  6. Step 6: Final answer
    x = 150,525.10

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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.