Home / 744,556.96-1,027,496.48-405,026.08

Finding the Fourth Proportional to 744,556.96, 1,027,496.48 and 405,026.08

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Solution

The fourth proportional to 744,556.96, 1,027,496.48 and 405,026.08 is: 558,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,556.96 : 1,027,496.48 = 405,026.08 : x
  2. Step 2: Convert to fraction form
    744,556.96/1,027,496.48 = 405,026.08/x
  3. Step 3: Cross multiply
    744,556.96x = 1,027,496.48 × 405,026.08
  4. Step 4: Simplify right side
    744,556.96x = 416,162,871,508.20
  5. Step 5: Solve for x
    x = 416,162,871,508.20/744,556.96
  6. Step 6: Final answer
    x = 558,940.27

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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.