Home / 644,734.20-967,101.30-171,467.40

Finding the Fourth Proportional to 644,734.20, 967,101.30 and 171,467.40

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Solution

The fourth proportional to 644,734.20, 967,101.30 and 171,467.40 is: 257,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,734.20 : 967,101.30 = 171,467.40 : x
  2. Step 2: Convert to fraction form
    644,734.20/967,101.30 = 171,467.40/x
  3. Step 3: Cross multiply
    644,734.20x = 967,101.30 × 171,467.40
  4. Step 4: Simplify right side
    644,734.20x = 165,826,345,447.62
  5. Step 5: Solve for x
    x = 165,826,345,447.62/644,734.20
  6. Step 6: Final answer
    x = 257,201.10

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Half scale
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Double scale
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Similar ratio
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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.