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Finding the Fourth Proportional to 482,565.07, 723,896.81 and 167,021.07

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Solution

The fourth proportional to 482,565.07, 723,896.81 and 167,021.07 is: 250,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,565.07 : 723,896.81 = 167,021.07 : x
  2. Step 2: Convert to fraction form
    482,565.07/723,896.81 = 167,021.07/x
  3. Step 3: Cross multiply
    482,565.07x = 723,896.81 × 167,021.07
  4. Step 4: Simplify right side
    482,565.07x = 120,906,019,775.79
  5. Step 5: Solve for x
    x = 120,906,019,775.79/482,565.07
  6. Step 6: Final answer
    x = 250,548.64

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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.