Home / 744,049.38-1,026,783.09-404,517.63

Finding the Fourth Proportional to 744,049.38, 1,026,783.09 and 404,517.63

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Solution

The fourth proportional to 744,049.38, 1,026,783.09 and 404,517.63 is: 558,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,049.38 : 1,026,783.09 = 404,517.63 : x
  2. Step 2: Convert to fraction form
    744,049.38/1,026,783.09 = 404,517.63/x
  3. Step 3: Cross multiply
    744,049.38x = 1,026,783.09 × 404,517.63
  4. Step 4: Simplify right side
    744,049.38x = 415,351,862,090.88
  5. Step 5: Solve for x
    x = 415,351,862,090.88/744,049.38
  6. Step 6: Final answer
    x = 558,231.58

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Double scale
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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.