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Finding the Fourth Proportional to 276,810.98, 414,893.88 and 127,067.10

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Solution

The fourth proportional to 276,810.98, 414,893.88 and 127,067.10 is: 190,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,810.98 : 414,893.88 = 127,067.10 : x
  2. Step 2: Convert to fraction form
    276,810.98/414,893.88 = 127,067.10/x
  3. Step 3: Cross multiply
    276,810.98x = 414,893.88 × 127,067.10
  4. Step 4: Simplify right side
    276,810.98x = 52,719,362,139.35
  5. Step 5: Solve for x
    x = 52,719,362,139.35/276,810.98
  6. Step 6: Final answer
    x = 190,452.57

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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.