Home / 997,764.47-1,376,916.21-568,044.59

Finding the Fourth Proportional to 997,764.47, 1,376,916.21 and 568,044.59

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Solution

The fourth proportional to 997,764.47, 1,376,916.21 and 568,044.59 is: 783,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,764.47 : 1,376,916.21 = 568,044.59 : x
  2. Step 2: Convert to fraction form
    997,764.47/1,376,916.21 = 568,044.59/x
  3. Step 3: Cross multiply
    997,764.47x = 1,376,916.21 × 568,044.59
  4. Step 4: Simplify right side
    997,764.47x = 782,149,797,089.22
  5. Step 5: Solve for x
    x = 782,149,797,089.22/997,764.47
  6. Step 6: Final answer
    x = 783,902.24

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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.