Home / 627,535.20-941,100.56-206,710.88

Finding the Fourth Proportional to 627,535.20, 941,100.56 and 206,710.88

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Solution

The fourth proportional to 627,535.20, 941,100.56 and 206,710.88 is: 309,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,535.20 : 941,100.56 = 206,710.88 : x
  2. Step 2: Convert to fraction form
    627,535.20/941,100.56 = 206,710.88/x
  3. Step 3: Cross multiply
    627,535.20x = 941,100.56 × 206,710.88
  4. Step 4: Simplify right side
    627,535.20x = 194,535,724,926.09
  5. Step 5: Solve for x
    x = 194,535,724,926.09/627,535.20
  6. Step 6: Final answer
    x = 309,999.70

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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.