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Finding the Third Proportional to 3,357,665.16 and 7,194,420

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Solution

The third proportional to 3,357,665.16 and 7,194,420 is: 15,415,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,665.16 : 7,194,420 = 7,194,420 : x
  2. Step 2: Convert to fraction form
    3,357,665.16/7,194,420 = 7,194,420/x
  3. Step 3: Cross multiply
    3,357,665.16x = 7,194,420 × 7,194,420
  4. Step 4: Simplify right side
    3,357,665.16x = 51,759,679,136,400
  5. Step 5: Solve for x
    x = 51,759,679,136,400/3,357,665.16
  6. Step 6: Final answer
    x = 15,415,378.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.