Home / 596,731.37-822,916.87-400,940.61

Finding the Fourth Proportional to 596,731.37, 822,916.87 and 400,940.61

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Solution

The fourth proportional to 596,731.37, 822,916.87 and 400,940.61 is: 552,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,731.37 : 822,916.87 = 400,940.61 : x
  2. Step 2: Convert to fraction form
    596,731.37/822,916.87 = 400,940.61/x
  3. Step 3: Cross multiply
    596,731.37x = 822,916.87 × 400,940.61
  4. Step 4: Simplify right side
    596,731.37x = 329,940,791,837.09
  5. Step 5: Solve for x
    x = 329,940,791,837.09/596,731.37
  6. Step 6: Final answer
    x = 552,913.44

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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.