Home / 668,058.10-1,002,087.15-194,791.30

Finding the Fourth Proportional to 668,058.10, 1,002,087.15 and 194,791.30

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Solution

The fourth proportional to 668,058.10, 1,002,087.15 and 194,791.30 is: 292,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,058.10 : 1,002,087.15 = 194,791.30 : x
  2. Step 2: Convert to fraction form
    668,058.10/1,002,087.15 = 194,791.30/x
  3. Step 3: Cross multiply
    668,058.10x = 1,002,087.15 × 194,791.30
  4. Step 4: Simplify right side
    668,058.10x = 195,197,858,661.80
  5. Step 5: Solve for x
    x = 195,197,858,661.80/668,058.10
  6. Step 6: Final answer
    x = 292,186.95

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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.