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Finding the Fourth Proportional to 2,491,200.90, 3,730,896.45 and 2,491,200.90

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Solution

The fourth proportional to 2,491,200.90, 3,730,896.45 and 2,491,200.90 is: 3,730,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,200.90 : 3,730,896.45 = 2,491,200.90 : x
  2. Step 2: Convert to fraction form
    2,491,200.90/3,730,896.45 = 2,491,200.90/x
  3. Step 3: Cross multiply
    2,491,200.90x = 3,730,896.45 × 2,491,200.90
  4. Step 4: Simplify right side
    2,491,200.90x = 9,294,412,594,046.81
  5. Step 5: Solve for x
    x = 9,294,412,594,046.81/2,491,200.90
  6. Step 6: Final answer
    x = 3,730,896.45

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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.