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Finding the Fourth Proportional to 273,115.16, 376,685.26 and 177,652.34

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Solution

The fourth proportional to 273,115.16, 376,685.26 and 177,652.34 is: 245,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,115.16 : 376,685.26 = 177,652.34 : x
  2. Step 2: Convert to fraction form
    273,115.16/376,685.26 = 177,652.34/x
  3. Step 3: Cross multiply
    273,115.16x = 376,685.26 × 177,652.34
  4. Step 4: Simplify right side
    273,115.16x = 66,919,015,554.95
  5. Step 5: Solve for x
    x = 66,919,015,554.95/273,115.16
  6. Step 6: Final answer
    x = 245,021.25

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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.