Home / 716,806.28-1,074,606.77-479,424.44

Finding the Fourth Proportional to 716,806.28, 1,074,606.77 and 479,424.44

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Solution

The fourth proportional to 716,806.28, 1,074,606.77 and 479,424.44 is: 718,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,806.28 : 1,074,606.77 = 479,424.44 : x
  2. Step 2: Convert to fraction form
    716,806.28/1,074,606.77 = 479,424.44/x
  3. Step 3: Cross multiply
    716,806.28x = 1,074,606.77 × 479,424.44
  4. Step 4: Simplify right side
    716,806.28x = 515,192,743,554.43
  5. Step 5: Solve for x
    x = 515,192,743,554.43/716,806.28
  6. Step 6: Final answer
    x = 718,733.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.