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Finding the Fourth Proportional to 17,072,892.20, 23,955,857.48 and 17,072,892.20

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Solution

The fourth proportional to 17,072,892.20, 23,955,857.48 and 17,072,892.20 is: 23,955,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072,892.20 : 23,955,857.48 = 17,072,892.20 : x
  2. Step 2: Convert to fraction form
    17,072,892.20/23,955,857.48 = 17,072,892.20/x
  3. Step 3: Cross multiply
    17,072,892.20x = 23,955,857.48 × 17,072,892.20
  4. Step 4: Simplify right side
    17,072,892.20x = 408,995,772,314,603.62
  5. Step 5: Solve for x
    x = 408,995,772,314,603.62/17,072,892.20
  6. Step 6: Final answer
    x = 23,955,857.48

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.