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Finding the Fourth Proportional to 17,873,998.60, 26,757,853.80 and 17,873,998.60

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Solution

The fourth proportional to 17,873,998.60, 26,757,853.80 and 17,873,998.60 is: 26,757,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,873,998.60 : 26,757,853.80 = 17,873,998.60 : x
  2. Step 2: Convert to fraction form
    17,873,998.60/26,757,853.80 = 17,873,998.60/x
  3. Step 3: Cross multiply
    17,873,998.60x = 26,757,853.80 × 17,873,998.60
  4. Step 4: Simplify right side
    17,873,998.60x = 478,269,841,360,204.75
  5. Step 5: Solve for x
    x = 478,269,841,360,204.75/17,873,998.60
  6. Step 6: Final answer
    x = 26,757,853.80

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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.