Home / 627,911.60-941,824.20-201,441.20

Finding the Fourth Proportional to 627,911.60, 941,824.20 and 201,441.20

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Solution

The fourth proportional to 627,911.60, 941,824.20 and 201,441.20 is: 302,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,911.60 : 941,824.20 = 201,441.20 : x
  2. Step 2: Convert to fraction form
    627,911.60/941,824.20 = 201,441.20/x
  3. Step 3: Cross multiply
    627,911.60x = 941,824.20 × 201,441.20
  4. Step 4: Simplify right side
    627,911.60x = 189,722,197,037.04
  5. Step 5: Solve for x
    x = 189,722,197,037.04/627,911.60
  6. Step 6: Final answer
    x = 302,147.94

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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.