Home / 627,939.40-941,777.34-207,116.68

Finding the Fourth Proportional to 627,939.40, 941,777.34 and 207,116.68

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Solution

The fourth proportional to 627,939.40, 941,777.34 and 207,116.68 is: 310,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,939.40 : 941,777.34 = 207,116.68 : x
  2. Step 2: Convert to fraction form
    627,939.40/941,777.34 = 207,116.68/x
  3. Step 3: Cross multiply
    627,939.40x = 941,777.34 × 207,116.68
  4. Step 4: Simplify right side
    627,939.40x = 195,057,795,960.03
  5. Step 5: Solve for x
    x = 195,057,795,960.03/627,939.40
  6. Step 6: Final answer
    x = 310,631.56

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1.5x scale

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.