Home / 725,754.03-1,001,574.74-403,469.50

Finding the Fourth Proportional to 725,754.03, 1,001,574.74 and 403,469.50

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Solution

The fourth proportional to 725,754.03, 1,001,574.74 and 403,469.50 is: 556,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,754.03 : 1,001,574.74 = 403,469.50 : x
  2. Step 2: Convert to fraction form
    725,754.03/1,001,574.74 = 403,469.50/x
  3. Step 3: Cross multiply
    725,754.03x = 1,001,574.74 × 403,469.50
  4. Step 4: Simplify right side
    725,754.03x = 404,104,859,560.43
  5. Step 5: Solve for x
    x = 404,104,859,560.43/725,754.03
  6. Step 6: Final answer
    x = 556,806.91

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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.