Home / 644,869.76-967,288.23-171,559.22

Finding the Fourth Proportional to 644,869.76, 967,288.23 and 171,559.22

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Solution

The fourth proportional to 644,869.76, 967,288.23 and 171,559.22 is: 257,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,869.76 : 967,288.23 = 171,559.22 : x
  2. Step 2: Convert to fraction form
    644,869.76/967,288.23 = 171,559.22/x
  3. Step 3: Cross multiply
    644,869.76x = 967,288.23 × 171,559.22
  4. Step 4: Simplify right side
    644,869.76x = 165,947,209,417.54
  5. Step 5: Solve for x
    x = 165,947,209,417.54/644,869.76
  6. Step 6: Final answer
    x = 257,334.46

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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.