Home / 1,229,593.23-1,696,835.25-685,729.53

Finding the Fourth Proportional to 1,229,593.23, 1,696,835.25 and 685,729.53

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Solution

The fourth proportional to 1,229,593.23, 1,696,835.25 and 685,729.53 is: 946,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,593.23 : 1,696,835.25 = 685,729.53 : x
  2. Step 2: Convert to fraction form
    1,229,593.23/1,696,835.25 = 685,729.53/x
  3. Step 3: Cross multiply
    1,229,593.23x = 1,696,835.25 × 685,729.53
  4. Step 4: Simplify right side
    1,229,593.23x = 1,163,570,038,469.93
  5. Step 5: Solve for x
    x = 1,163,570,038,469.93/1,229,593.23
  6. Step 6: Final answer
    x = 946,304.85

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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.