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Finding the Third Proportional to 70,796,531.25 and 155,642,472

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Solution

The third proportional to 70,796,531.25 and 155,642,472 is: 342,171,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,796,531.25 : 155,642,472 = 155,642,472 : x
  2. Step 2: Convert to fraction form
    70,796,531.25/155,642,472 = 155,642,472/x
  3. Step 3: Cross multiply
    70,796,531.25x = 155,642,472 × 155,642,472
  4. Step 4: Simplify right side
    70,796,531.25x = 24,224,579,090,270,784
  5. Step 5: Solve for x
    x = 24,224,579,090,270,784/70,796,531.25
  6. Step 6: Final answer
    x = 342,171,836.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.