Home / 793,987.23-1,190,311.28-344,369.46

Finding the Fourth Proportional to 793,987.23, 1,190,311.28 and 344,369.46

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Solution

The fourth proportional to 793,987.23, 1,190,311.28 and 344,369.46 is: 516,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,987.23 : 1,190,311.28 = 344,369.46 : x
  2. Step 2: Convert to fraction form
    793,987.23/1,190,311.28 = 344,369.46/x
  3. Step 3: Cross multiply
    793,987.23x = 1,190,311.28 × 344,369.46
  4. Step 4: Simplify right side
    793,987.23x = 409,906,851,003.66
  5. Step 5: Solve for x
    x = 409,906,851,003.66/793,987.23
  6. Step 6: Final answer
    x = 516,263.78

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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.