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Finding the Fourth Proportional to 3,669,992.10, 5,504,988.15 and 974,733.30

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Solution

The fourth proportional to 3,669,992.10, 5,504,988.15 and 974,733.30 is: 1,462,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,992.10 : 5,504,988.15 = 974,733.30 : x
  2. Step 2: Convert to fraction form
    3,669,992.10/5,504,988.15 = 974,733.30/x
  3. Step 3: Cross multiply
    3,669,992.10x = 5,504,988.15 × 974,733.30
  4. Step 4: Simplify right side
    3,669,992.10x = 5,365,895,265,910.40
  5. Step 5: Solve for x
    x = 5,365,895,265,910.40/3,669,992.10
  6. Step 6: Final answer
    x = 1,462,099.95

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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.