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Finding the Fourth Proportional to 22,364,791.20, 33,499,947.60 and 22,364,791.20

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Solution

The fourth proportional to 22,364,791.20, 33,499,947.60 and 22,364,791.20 is: 33,499,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364,791.20 : 33,499,947.60 = 22,364,791.20 : x
  2. Step 2: Convert to fraction form
    22,364,791.20/33,499,947.60 = 22,364,791.20/x
  3. Step 3: Cross multiply
    22,364,791.20x = 33,499,947.60 × 22,364,791.20
  4. Step 4: Simplify right side
    22,364,791.20x = 749,219,333,284,941.12
  5. Step 5: Solve for x
    x = 749,219,333,284,941.12/22,364,791.20
  6. Step 6: Final answer
    x = 33,499,947.60

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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.