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Finding the Fourth Proportional to 17,804,525.80, 26,706,788.70 and 16,610,132.20

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Solution

The fourth proportional to 17,804,525.80, 26,706,788.70 and 16,610,132.20 is: 24,915,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804,525.80 : 26,706,788.70 = 16,610,132.20 : x
  2. Step 2: Convert to fraction form
    17,804,525.80/26,706,788.70 = 16,610,132.20/x
  3. Step 3: Cross multiply
    17,804,525.80x = 26,706,788.70 × 16,610,132.20
  4. Step 4: Simplify right side
    17,804,525.80x = 443,603,290,944,466.12
  5. Step 5: Solve for x
    x = 443,603,290,944,466.12/17,804,525.80
  6. Step 6: Final answer
    x = 24,915,198.30

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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.