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Finding the Fourth Proportional to 26,881,324.20, 40,265,999.10 and 26,881,324.20

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Solution

The fourth proportional to 26,881,324.20, 40,265,999.10 and 26,881,324.20 is: 40,265,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,881,324.20 : 40,265,999.10 = 26,881,324.20 : x
  2. Step 2: Convert to fraction form
    26,881,324.20/40,265,999.10 = 26,881,324.20/x
  3. Step 3: Cross multiply
    26,881,324.20x = 40,265,999.10 × 26,881,324.20
  4. Step 4: Simplify right side
    26,881,324.20x = 1,082,403,376,044,008.25
  5. Step 5: Solve for x
    x = 1,082,403,376,044,008.25/26,881,324.20
  6. Step 6: Final answer
    x = 40,265,999.10

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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.