Home / 644,815.28-967,114.92-171,507.44

Finding the Fourth Proportional to 644,815.28, 967,114.92 and 171,507.44

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Solution

The fourth proportional to 644,815.28, 967,114.92 and 171,507.44 is: 257,232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,815.28 : 967,114.92 = 171,507.44 : x
  2. Step 2: Convert to fraction form
    644,815.28/967,114.92 = 171,507.44/x
  3. Step 3: Cross multiply
    644,815.28x = 967,114.92 × 171,507.44
  4. Step 4: Simplify right side
    644,815.28x = 165,867,404,115.01
  5. Step 5: Solve for x
    x = 165,867,404,115.01/644,815.28
  6. Step 6: Final answer
    x = 257,232.43

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1.5x scale

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.