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Finding the Third Proportional to 3,392,496 and 7,316,412.75

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Solution

The third proportional to 3,392,496 and 7,316,412.75 is: 15,778,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,496 : 7,316,412.75 = 7,316,412.75 : x
  2. Step 2: Convert to fraction form
    3,392,496/7,316,412.75 = 7,316,412.75/x
  3. Step 3: Cross multiply
    3,392,496x = 7,316,412.75 × 7,316,412.75
  4. Step 4: Simplify right side
    3,392,496x = 53,529,895,528,362.56
  5. Step 5: Solve for x
    x = 53,529,895,528,362.56/3,392,496
  6. Step 6: Final answer
    x = 15,778,911.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.