Home / 597,003.78-823,823.55-338,885.94

Finding the Fourth Proportional to 597,003.78, 823,823.55 and 338,885.94

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Solution

The fourth proportional to 597,003.78, 823,823.55 and 338,885.94 is: 467,638.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,003.78 : 823,823.55 = 338,885.94 : x
  2. Step 2: Convert to fraction form
    597,003.78/823,823.55 = 338,885.94/x
  3. Step 3: Cross multiply
    597,003.78x = 823,823.55 × 338,885.94
  4. Step 4: Simplify right side
    597,003.78x = 279,182,218,135.89
  5. Step 5: Solve for x
    x = 279,182,218,135.89/597,003.78
  6. Step 6: Final answer
    x = 467,638.95

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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.