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Finding the Fourth Proportional to 11,373,176.70, 15,950,790.90 and 11,373,176.70

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Solution

The fourth proportional to 11,373,176.70, 15,950,790.90 and 11,373,176.70 is: 15,950,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373,176.70 : 15,950,790.90 = 11,373,176.70 : x
  2. Step 2: Convert to fraction form
    11,373,176.70/15,950,790.90 = 11,373,176.70/x
  3. Step 3: Cross multiply
    11,373,176.70x = 15,950,790.90 × 11,373,176.70
  4. Step 4: Simplify right side
    11,373,176.70x = 181,411,163,410,452.03
  5. Step 5: Solve for x
    x = 181,411,163,410,452.03/11,373,176.70
  6. Step 6: Final answer
    x = 15,950,790.90

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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.