Home / 297,304.12-410,277.54-161,334.64

Finding the Fourth Proportional to 297,304.12, 410,277.54 and 161,334.64

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Solution

The fourth proportional to 297,304.12, 410,277.54 and 161,334.64 is: 222,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,304.12 : 410,277.54 = 161,334.64 : x
  2. Step 2: Convert to fraction form
    297,304.12/410,277.54 = 161,334.64/x
  3. Step 3: Cross multiply
    297,304.12x = 410,277.54 × 161,334.64
  4. Step 4: Simplify right side
    297,304.12x = 66,191,979,215.99
  5. Step 5: Solve for x
    x = 66,191,979,215.99/297,304.12
  6. Step 6: Final answer
    x = 222,640.64

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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.