Home / 644,369.04-966,183.17-265,551.30

Finding the Fourth Proportional to 644,369.04, 966,183.17 and 265,551.30

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Solution

The fourth proportional to 644,369.04, 966,183.17 and 265,551.30 is: 398,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,369.04 : 966,183.17 = 265,551.30 : x
  2. Step 2: Convert to fraction form
    644,369.04/966,183.17 = 265,551.30/x
  3. Step 3: Cross multiply
    644,369.04x = 966,183.17 × 265,551.30
  4. Step 4: Simplify right side
    644,369.04x = 256,571,195,503.87
  5. Step 5: Solve for x
    x = 256,571,195,503.87/644,369.04
  6. Step 6: Final answer
    x = 398,174.31

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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.