Home / 591,019.44-815,646.52-329,415.44

Finding the Fourth Proportional to 591,019.44, 815,646.52 and 329,415.44

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Solution

The fourth proportional to 591,019.44, 815,646.52 and 329,415.44 is: 454,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,019.44 : 815,646.52 = 329,415.44 : x
  2. Step 2: Convert to fraction form
    591,019.44/815,646.52 = 329,415.44/x
  3. Step 3: Cross multiply
    591,019.44x = 815,646.52 × 329,415.44
  4. Step 4: Simplify right side
    591,019.44x = 268,686,557,270.27
  5. Step 5: Solve for x
    x = 268,686,557,270.27/591,019.44
  6. Step 6: Final answer
    x = 454,615.43

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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.