Home / 427,527.80-589,979.23-233,934.76

Finding the Fourth Proportional to 427,527.80, 589,979.23 and 233,934.76

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Solution

The fourth proportional to 427,527.80, 589,979.23 and 233,934.76 is: 322,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,527.80 : 589,979.23 = 233,934.76 : x
  2. Step 2: Convert to fraction form
    427,527.80/589,979.23 = 233,934.76/x
  3. Step 3: Cross multiply
    427,527.80x = 589,979.23 × 233,934.76
  4. Step 4: Simplify right side
    427,527.80x = 138,016,649,575.04
  5. Step 5: Solve for x
    x = 138,016,649,575.04/427,527.80
  6. Step 6: Final answer
    x = 322,824.97

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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.