Home / 494,001.72-681,723.27-267,647.22

Finding the Fourth Proportional to 494,001.72, 681,723.27 and 267,647.22

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Solution

The fourth proportional to 494,001.72, 681,723.27 and 267,647.22 is: 369,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,001.72 : 681,723.27 = 267,647.22 : x
  2. Step 2: Convert to fraction form
    494,001.72/681,723.27 = 267,647.22/x
  3. Step 3: Cross multiply
    494,001.72x = 681,723.27 × 267,647.22
  4. Step 4: Simplify right side
    494,001.72x = 182,461,338,024.81
  5. Step 5: Solve for x
    x = 182,461,338,024.81/494,001.72
  6. Step 6: Final answer
    x = 369,353.65

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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.