Home / 744,055.38-1,026,791.34-404,523.66

Finding the Fourth Proportional to 744,055.38, 1,026,791.34 and 404,523.66

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Solution

The fourth proportional to 744,055.38, 1,026,791.34 and 404,523.66 is: 558,239.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,055.38 : 1,026,791.34 = 404,523.66 : x
  2. Step 2: Convert to fraction form
    744,055.38/1,026,791.34 = 404,523.66/x
  3. Step 3: Cross multiply
    744,055.38x = 1,026,791.34 × 404,523.66
  4. Step 4: Simplify right side
    744,055.38x = 415,361,390,913.10
  5. Step 5: Solve for x
    x = 415,361,390,913.10/744,055.38
  6. Step 6: Final answer
    x = 558,239.89

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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.