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Finding the Fourth Proportional to 277,836.89, 416,755.33 and 67,473.41

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Solution

The fourth proportional to 277,836.89, 416,755.33 and 67,473.41 is: 101,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,836.89 : 416,755.33 = 67,473.41 : x
  2. Step 2: Convert to fraction form
    277,836.89/416,755.33 = 67,473.41/x
  3. Step 3: Cross multiply
    277,836.89x = 416,755.33 × 67,473.41
  4. Step 4: Simplify right side
    277,836.89x = 28,119,900,998.32
  5. Step 5: Solve for x
    x = 28,119,900,998.32/277,836.89
  6. Step 6: Final answer
    x = 101,210.11

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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.