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Finding the Fourth Proportional to 26,443,117.80, 39,664,676.70 and 26,443,117.80

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Solution

The fourth proportional to 26,443,117.80, 39,664,676.70 and 26,443,117.80 is: 39,664,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443,117.80 : 39,664,676.70 = 26,443,117.80 : x
  2. Step 2: Convert to fraction form
    26,443,117.80/39,664,676.70 = 26,443,117.80/x
  3. Step 3: Cross multiply
    26,443,117.80x = 39,664,676.70 × 26,443,117.80
  4. Step 4: Simplify right side
    26,443,117.80x = 1,048,857,718,477,015.38
  5. Step 5: Solve for x
    x = 1,048,857,718,477,015.38/26,443,117.80
  6. Step 6: Final answer
    x = 39,664,676.70

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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.