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Finding the Third Proportional to 3,406,821 and 5,236,521.75

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Solution

The third proportional to 3,406,821 and 5,236,521.75 is: 8,048,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,821 : 5,236,521.75 = 5,236,521.75 : x
  2. Step 2: Convert to fraction form
    3,406,821/5,236,521.75 = 5,236,521.75/x
  3. Step 3: Cross multiply
    3,406,821x = 5,236,521.75 × 5,236,521.75
  4. Step 4: Simplify right side
    3,406,821x = 27,421,160,038,223.06
  5. Step 5: Solve for x
    x = 27,421,160,038,223.06/3,406,821
  6. Step 6: Final answer
    x = 8,048,899.56

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.