Home / 566,753.38-782,111.98-321,736.02

Finding the Fourth Proportional to 566,753.38, 782,111.98 and 321,736.02

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Solution

The fourth proportional to 566,753.38, 782,111.98 and 321,736.02 is: 443,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,753.38 : 782,111.98 = 321,736.02 : x
  2. Step 2: Convert to fraction form
    566,753.38/782,111.98 = 321,736.02/x
  3. Step 3: Cross multiply
    566,753.38x = 782,111.98 × 321,736.02
  4. Step 4: Simplify right side
    566,753.38x = 251,633,598,802.96
  5. Step 5: Solve for x
    x = 251,633,598,802.96/566,753.38
  6. Step 6: Final answer
    x = 443,991.35

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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.