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Finding the Fourth Proportional to 17,381,930.80, 24,385,091.60 and 17,381,930.80

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Solution

The fourth proportional to 17,381,930.80, 24,385,091.60 and 17,381,930.80 is: 24,385,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,930.80 : 24,385,091.60 = 17,381,930.80 : x
  2. Step 2: Convert to fraction form
    17,381,930.80/24,385,091.60 = 17,381,930.80/x
  3. Step 3: Cross multiply
    17,381,930.80x = 24,385,091.60 × 17,381,930.80
  4. Step 4: Simplify right side
    17,381,930.80x = 423,859,974,742,861.31
  5. Step 5: Solve for x
    x = 423,859,974,742,861.31/17,381,930.80
  6. Step 6: Final answer
    x = 24,385,091.60

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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.