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Finding the Fourth Proportional to 17,603,244.10, 26,404,866.15 and 16,965,514.90

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Solution

The fourth proportional to 17,603,244.10, 26,404,866.15 and 16,965,514.90 is: 25,448,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603,244.10 : 26,404,866.15 = 16,965,514.90 : x
  2. Step 2: Convert to fraction form
    17,603,244.10/26,404,866.15 = 16,965,514.90/x
  3. Step 3: Cross multiply
    17,603,244.10x = 26,404,866.15 × 16,965,514.90
  4. Step 4: Simplify right side
    17,603,244.10x = 447,972,150,100,330.56
  5. Step 5: Solve for x
    x = 447,972,150,100,330.56/17,603,244.10
  6. Step 6: Final answer
    x = 25,448,272.35

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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.