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Finding the Fourth Proportional to 322,259.88, 444,618.27 and 186,244.32

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Solution

The fourth proportional to 322,259.88, 444,618.27 and 186,244.32 is: 256,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,259.88 : 444,618.27 = 186,244.32 : x
  2. Step 2: Convert to fraction form
    322,259.88/444,618.27 = 186,244.32/x
  3. Step 3: Cross multiply
    322,259.88x = 444,618.27 × 186,244.32
  4. Step 4: Simplify right side
    322,259.88x = 82,807,627,355.73
  5. Step 5: Solve for x
    x = 82,807,627,355.73/322,259.88
  6. Step 6: Final answer
    x = 256,959.16

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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.