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Finding the Fourth Proportional to 367,318.08, 506,860.04 and 206,190.86

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Solution

The fourth proportional to 367,318.08, 506,860.04 and 206,190.86 is: 284,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,318.08 : 506,860.04 = 206,190.86 : x
  2. Step 2: Convert to fraction form
    367,318.08/506,860.04 = 206,190.86/x
  3. Step 3: Cross multiply
    367,318.08x = 506,860.04 × 206,190.86
  4. Step 4: Simplify right side
    367,318.08x = 104,509,903,981.98
  5. Step 5: Solve for x
    x = 104,509,903,981.98/367,318.08
  6. Step 6: Final answer
    x = 284,521.54

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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.