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Finding the Fourth Proportional to 627,306.30, 940,995.51 and 177,992.01

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Solution

The fourth proportional to 627,306.30, 940,995.51 and 177,992.01 is: 266,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,306.30 : 940,995.51 = 177,992.01 : x
  2. Step 2: Convert to fraction form
    627,306.30/940,995.51 = 177,992.01/x
  3. Step 3: Cross multiply
    627,306.30x = 940,995.51 × 177,992.01
  4. Step 4: Simplify right side
    627,306.30x = 167,489,682,225.88
  5. Step 5: Solve for x
    x = 167,489,682,225.88/627,306.30
  6. Step 6: Final answer
    x = 266,998.25

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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.