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Finding the Fourth Proportional to 22,019.00, 33,021.80 and 6,222.78

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Solution

The fourth proportional to 22,019.00, 33,021.80 and 6,222.78 is: 9,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019.00 : 33,021.80 = 6,222.78 : x
  2. Step 2: Convert to fraction form
    22,019.00/33,021.80 = 6,222.78/x
  3. Step 3: Cross multiply
    22,019.00x = 33,021.80 × 6,222.78
  4. Step 4: Simplify right side
    22,019.00x = 205,487,365.49
  5. Step 5: Solve for x
    x = 205,487,365.49/22,019.00
  6. Step 6: Final answer
    x = 9,332.28

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1.5x scale

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.