Home / 644,914.20-967,371.30-171,647.40

Finding the Fourth Proportional to 644,914.20, 967,371.30 and 171,647.40

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Solution

The fourth proportional to 644,914.20, 967,371.30 and 171,647.40 is: 257,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,914.20 : 967,371.30 = 171,647.40 : x
  2. Step 2: Convert to fraction form
    644,914.20/967,371.30 = 171,647.40/x
  3. Step 3: Cross multiply
    644,914.20x = 967,371.30 × 171,647.40
  4. Step 4: Simplify right side
    644,914.20x = 166,046,768,479.62
  5. Step 5: Solve for x
    x = 166,046,768,479.62/644,914.20
  6. Step 6: Final answer
    x = 257,471.10

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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.