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Finding the Fourth Proportional to 277,798.25, 416,694.34 and 67,436.19

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Solution

The fourth proportional to 277,798.25, 416,694.34 and 67,436.19 is: 101,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,798.25 : 416,694.34 = 67,436.19 : x
  2. Step 2: Convert to fraction form
    277,798.25/416,694.34 = 67,436.19/x
  3. Step 3: Cross multiply
    277,798.25x = 416,694.34 × 67,436.19
  4. Step 4: Simplify right side
    277,798.25x = 28,100,277,312.01
  5. Step 5: Solve for x
    x = 28,100,277,312.01/277,798.25
  6. Step 6: Final answer
    x = 101,153.54

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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.