Home / 725,856.44-1,001,680.98-403,556.36

Finding the Fourth Proportional to 725,856.44, 1,001,680.98 and 403,556.36

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Solution

The fourth proportional to 725,856.44, 1,001,680.98 and 403,556.36 is: 556,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,856.44 : 1,001,680.98 = 403,556.36 : x
  2. Step 2: Convert to fraction form
    725,856.44/1,001,680.98 = 403,556.36/x
  3. Step 3: Cross multiply
    725,856.44x = 1,001,680.98 × 403,556.36
  4. Step 4: Simplify right side
    725,856.44x = 404,234,730,170.03
  5. Step 5: Solve for x
    x = 404,234,730,170.03/725,856.44
  6. Step 6: Final answer
    x = 556,907.27

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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.