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Finding the Fourth Proportional to 367,480.08, 507,151.80 and 206,345.88

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Solution

The fourth proportional to 367,480.08, 507,151.80 and 206,345.88 is: 284,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,480.08 : 507,151.80 = 206,345.88 : x
  2. Step 2: Convert to fraction form
    367,480.08/507,151.80 = 206,345.88/x
  3. Step 3: Cross multiply
    367,480.08x = 507,151.80 × 206,345.88
  4. Step 4: Simplify right side
    367,480.08x = 104,648,684,464.58
  5. Step 5: Solve for x
    x = 104,648,684,464.58/367,480.08
  6. Step 6: Final answer
    x = 284,773.76

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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.