Home / 427,538.26-589,993.69-233,945.17

Finding the Fourth Proportional to 427,538.26, 589,993.69 and 233,945.17

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Solution

The fourth proportional to 427,538.26, 589,993.69 and 233,945.17 is: 322,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,538.26 : 589,993.69 = 233,945.17 : x
  2. Step 2: Convert to fraction form
    427,538.26/589,993.69 = 233,945.17/x
  3. Step 3: Cross multiply
    427,538.26x = 589,993.69 × 233,945.17
  4. Step 4: Simplify right side
    427,538.26x = 138,026,172,484.78
  5. Step 5: Solve for x
    x = 138,026,172,484.78/427,538.26
  6. Step 6: Final answer
    x = 322,839.35

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Double scale
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Similar ratio
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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.