Home / 844,540.14-1,165,484.28-481,956.78

Finding the Fourth Proportional to 844,540.14, 1,165,484.28 and 481,956.78

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Solution

The fourth proportional to 844,540.14, 1,165,484.28 and 481,956.78 is: 665,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,540.14 : 1,165,484.28 = 481,956.78 : x
  2. Step 2: Convert to fraction form
    844,540.14/1,165,484.28 = 481,956.78/x
  3. Step 3: Cross multiply
    844,540.14x = 1,165,484.28 × 481,956.78
  4. Step 4: Simplify right side
    844,540.14x = 561,713,050,729.42
  5. Step 5: Solve for x
    x = 561,713,050,729.42/844,540.14
  6. Step 6: Final answer
    x = 665,111.13

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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.