Home / 709,093-1,063,042.89-329,821.03

Finding the Fourth Proportional to 709,093, 1,063,042.89 and 329,821.03

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Solution

The fourth proportional to 709,093, 1,063,042.89 and 329,821.03 is: 494,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,093 : 1,063,042.89 = 329,821.03 : x
  2. Step 2: Convert to fraction form
    709,093/1,063,042.89 = 329,821.03/x
  3. Step 3: Cross multiply
    709,093x = 1,063,042.89 × 329,821.03
  4. Step 4: Simplify right side
    709,093x = 350,613,900,913.98
  5. Step 5: Solve for x
    x = 350,613,900,913.98/709,093
  6. Step 6: Final answer
    x = 494,454.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.