Home / 668,215.98-1,002,357.99-194,937.03

Finding the Fourth Proportional to 668,215.98, 1,002,357.99 and 194,937.03

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Solution

The fourth proportional to 668,215.98, 1,002,357.99 and 194,937.03 is: 292,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,215.98 : 1,002,357.99 = 194,937.03 : x
  2. Step 2: Convert to fraction form
    668,215.98/1,002,357.99 = 194,937.03/x
  3. Step 3: Cross multiply
    668,215.98x = 1,002,357.99 × 194,937.03
  4. Step 4: Simplify right side
    668,215.98x = 195,396,689,567.37
  5. Step 5: Solve for x
    x = 195,396,689,567.37/668,215.98
  6. Step 6: Final answer
    x = 292,415.47

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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.