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Finding the Fourth Proportional to 367,632.72, 507,330 and 206,490.24

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Solution

The fourth proportional to 367,632.72, 507,330 and 206,490.24 is: 284,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,632.72 : 507,330 = 206,490.24 : x
  2. Step 2: Convert to fraction form
    367,632.72/507,330 = 206,490.24/x
  3. Step 3: Cross multiply
    367,632.72x = 507,330 × 206,490.24
  4. Step 4: Simplify right side
    367,632.72x = 104,758,693,459.20
  5. Step 5: Solve for x
    x = 104,758,693,459.20/367,632.72
  6. Step 6: Final answer
    x = 284,954.76

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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.