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Finding the Fourth Proportional to 207,291.44, 310,982.52 and 67,064.24

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Solution

The fourth proportional to 207,291.44, 310,982.52 and 67,064.24 is: 100,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,291.44 : 310,982.52 = 67,064.24 : x
  2. Step 2: Convert to fraction form
    207,291.44/310,982.52 = 67,064.24/x
  3. Step 3: Cross multiply
    207,291.44x = 310,982.52 × 67,064.24
  4. Step 4: Simplify right side
    207,291.44x = 20,855,806,357.08
  5. Step 5: Solve for x
    x = 20,855,806,357.08/207,291.44
  6. Step 6: Final answer
    x = 100,611.04

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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.