Home / 644,957.24-966,768.82-218,351.90

Finding the Fourth Proportional to 644,957.24, 966,768.82 and 218,351.90

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Solution

The fourth proportional to 644,957.24, 966,768.82 and 218,351.90 is: 327,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,957.24 : 966,768.82 = 218,351.90 : x
  2. Step 2: Convert to fraction form
    644,957.24/966,768.82 = 218,351.90/x
  3. Step 3: Cross multiply
    644,957.24x = 966,768.82 × 218,351.90
  4. Step 4: Simplify right side
    644,957.24x = 211,095,810,578.80
  5. Step 5: Solve for x
    x = 211,095,810,578.80/644,957.24
  6. Step 6: Final answer
    x = 327,302.03

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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.