Home / 322,410.04-444,921.87-186,440.20

Finding the Fourth Proportional to 322,410.04, 444,921.87 and 186,440.20

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Solution

The fourth proportional to 322,410.04, 444,921.87 and 186,440.20 is: 257,285.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,410.04 : 444,921.87 = 186,440.20 : x
  2. Step 2: Convert to fraction form
    322,410.04/444,921.87 = 186,440.20/x
  3. Step 3: Cross multiply
    322,410.04x = 444,921.87 × 186,440.20
  4. Step 4: Simplify right side
    322,410.04x = 82,951,322,427.17
  5. Step 5: Solve for x
    x = 82,951,322,427.17/322,410.04
  6. Step 6: Final answer
    x = 257,285.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.