Home / 627,982.89-941,720.77-243,529.32

Finding the Fourth Proportional to 627,982.89, 941,720.77 and 243,529.32

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Solution

The fourth proportional to 627,982.89, 941,720.77 and 243,529.32 is: 365,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,982.89 : 941,720.77 = 243,529.32 : x
  2. Step 2: Convert to fraction form
    627,982.89/941,720.77 = 243,529.32/x
  3. Step 3: Cross multiply
    627,982.89x = 941,720.77 × 243,529.32
  4. Step 4: Simplify right side
    627,982.89x = 229,336,618,747.98
  5. Step 5: Solve for x
    x = 229,336,618,747.98/627,982.89
  6. Step 6: Final answer
    x = 365,195.65

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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.