Home / 718,650.67-1,078,723.68-529,324.81

Finding the Fourth Proportional to 718,650.67, 1,078,723.68 and 529,324.81

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Solution

The fourth proportional to 718,650.67, 1,078,723.68 and 529,324.81 is: 794,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,650.67 : 1,078,723.68 = 529,324.81 : x
  2. Step 2: Convert to fraction form
    718,650.67/1,078,723.68 = 529,324.81/x
  3. Step 3: Cross multiply
    718,650.67x = 1,078,723.68 × 529,324.81
  4. Step 4: Simplify right side
    718,650.67x = 570,995,198,918.26
  5. Step 5: Solve for x
    x = 570,995,198,918.26/718,650.67
  6. Step 6: Final answer
    x = 794,537.91

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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.