Home / 644,168.96-966,179.58-170,891.24

Finding the Fourth Proportional to 644,168.96, 966,179.58 and 170,891.24

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Solution

The fourth proportional to 644,168.96, 966,179.58 and 170,891.24 is: 256,317.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,168.96 : 966,179.58 = 170,891.24 : x
  2. Step 2: Convert to fraction form
    644,168.96/966,179.58 = 170,891.24/x
  3. Step 3: Cross multiply
    644,168.96x = 966,179.58 × 170,891.24
  4. Step 4: Simplify right side
    644,168.96x = 165,111,626,488.88
  5. Step 5: Solve for x
    x = 165,111,626,488.88/644,168.96
  6. Step 6: Final answer
    x = 256,317.27

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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.