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Finding the Third Proportional to 3,642,414.75 and 5,345,524.13

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Solution

The third proportional to 3,642,414.75 and 5,345,524.13 is: 7,844,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,414.75 : 5,345,524.13 = 5,345,524.13 : x
  2. Step 2: Convert to fraction form
    3,642,414.75/5,345,524.13 = 5,345,524.13/x
  3. Step 3: Cross multiply
    3,642,414.75x = 5,345,524.13 × 5,345,524.13
  4. Step 4: Simplify right side
    3,642,414.75x = 28,574,628,170,957.02
  5. Step 5: Solve for x
    x = 28,574,628,170,957.02/3,642,414.75
  6. Step 6: Final answer
    x = 7,844,968.28

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.