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Finding the Fourth Proportional to 627,307.30, 940,997.01 and 177,993.01

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Solution

The fourth proportional to 627,307.30, 940,997.01 and 177,993.01 is: 266,999.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,307.30 : 940,997.01 = 177,993.01 : x
  2. Step 2: Convert to fraction form
    627,307.30/940,997.01 = 177,993.01/x
  3. Step 3: Cross multiply
    627,307.30x = 940,997.01 × 177,993.01
  4. Step 4: Simplify right side
    627,307.30x = 167,490,890,210.90
  5. Step 5: Solve for x
    x = 167,490,890,210.90/627,307.30
  6. Step 6: Final answer
    x = 266,999.75

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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.