Home / 427,540.26-589,996.45-233,947.17

Finding the Fourth Proportional to 427,540.26, 589,996.45 and 233,947.17

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Solution

The fourth proportional to 427,540.26, 589,996.45 and 233,947.17 is: 322,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,540.26 : 589,996.45 = 233,947.17 : x
  2. Step 2: Convert to fraction form
    427,540.26/589,996.45 = 233,947.17/x
  3. Step 3: Cross multiply
    427,540.26x = 589,996.45 × 233,947.17
  4. Step 4: Simplify right side
    427,540.26x = 138,027,999,787.55
  5. Step 5: Solve for x
    x = 138,027,999,787.55/427,540.26
  6. Step 6: Final answer
    x = 322,842.11

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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.