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Finding the Fourth Proportional to 201,264.70, 277,745.52 and 110,620.64

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Solution

The fourth proportional to 201,264.70, 277,745.52 and 110,620.64 is: 152,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,264.70 : 277,745.52 = 110,620.64 : x
  2. Step 2: Convert to fraction form
    201,264.70/277,745.52 = 110,620.64/x
  3. Step 3: Cross multiply
    201,264.70x = 277,745.52 × 110,620.64
  4. Step 4: Simplify right side
    201,264.70x = 30,724,387,179.53
  5. Step 5: Solve for x
    x = 30,724,387,179.53/201,264.70
  6. Step 6: Final answer
    x = 152,656.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.