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Finding the Fourth Proportional to 2,618,992.01, 3,953,086.53 and 2,618,992.01

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Solution

The fourth proportional to 2,618,992.01, 3,953,086.53 and 2,618,992.01 is: 3,953,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,992.01 : 3,953,086.53 = 2,618,992.01 : x
  2. Step 2: Convert to fraction form
    2,618,992.01/3,953,086.53 = 2,618,992.01/x
  3. Step 3: Cross multiply
    2,618,992.01x = 3,953,086.53 × 2,618,992.01
  4. Step 4: Simplify right side
    2,618,992.01x = 10,353,102,046,791.34
  5. Step 5: Solve for x
    x = 10,353,102,046,791.34/2,618,992.01
  6. Step 6: Final answer
    x = 3,953,086.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.