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Finding the Fourth Proportional to 7,492,029.85, 11,238,044.78 and 7,492,029.85

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Solution

The fourth proportional to 7,492,029.85, 11,238,044.78 and 7,492,029.85 is: 11,238,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492,029.85 : 11,238,044.78 = 7,492,029.85 : x
  2. Step 2: Convert to fraction form
    7,492,029.85/11,238,044.78 = 7,492,029.85/x
  3. Step 3: Cross multiply
    7,492,029.85x = 11,238,044.78 × 7,492,029.85
  4. Step 4: Simplify right side
    7,492,029.85x = 84,195,766,947,396.67
  5. Step 5: Solve for x
    x = 84,195,766,947,396.67/7,492,029.85
  6. Step 6: Final answer
    x = 11,238,044.78

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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.