Home / 1,273,669.79-1,910,524.12-327,019.55

Finding the Fourth Proportional to 1,273,669.79, 1,910,524.12 and 327,019.55

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Solution

The fourth proportional to 1,273,669.79, 1,910,524.12 and 327,019.55 is: 490,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,669.79 : 1,910,524.12 = 327,019.55 : x
  2. Step 2: Convert to fraction form
    1,273,669.79/1,910,524.12 = 327,019.55/x
  3. Step 3: Cross multiply
    1,273,669.79x = 1,910,524.12 × 327,019.55
  4. Step 4: Simplify right side
    1,273,669.79x = 624,778,727,616.38
  5. Step 5: Solve for x
    x = 624,778,727,616.38/1,273,669.79
  6. Step 6: Final answer
    x = 490,534.31

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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.