Home / 644,933.75-967,422.42-171,619.56

Finding the Fourth Proportional to 644,933.75, 967,422.42 and 171,619.56

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Solution

The fourth proportional to 644,933.75, 967,422.42 and 171,619.56 is: 257,435.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,933.75 : 967,422.42 = 171,619.56 : x
  2. Step 2: Convert to fraction form
    644,933.75/967,422.42 = 171,619.56/x
  3. Step 3: Cross multiply
    644,933.75x = 967,422.42 × 171,619.56
  4. Step 4: Simplify right side
    644,933.75x = 166,028,610,054.54
  5. Step 5: Solve for x
    x = 166,028,610,054.54/644,933.75
  6. Step 6: Final answer
    x = 257,435.14

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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.