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Finding the Fourth Proportional to 367,718.41, 507,424.13 and 206,600.30

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Solution

The fourth proportional to 367,718.41, 507,424.13 and 206,600.30 is: 285,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,718.41 : 507,424.13 = 206,600.30 : x
  2. Step 2: Convert to fraction form
    367,718.41/507,424.13 = 206,600.30/x
  3. Step 3: Cross multiply
    367,718.41x = 507,424.13 × 206,600.30
  4. Step 4: Simplify right side
    367,718.41x = 104,833,976,452.24
  5. Step 5: Solve for x
    x = 104,833,976,452.24/367,718.41
  6. Step 6: Final answer
    x = 285,093.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.