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Finding the Third Proportional to 5,451,532.88 and 8,553,036.38

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Solution

The third proportional to 5,451,532.88 and 8,553,036.38 is: 13,419,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,532.88 : 8,553,036.38 = 8,553,036.38 : x
  2. Step 2: Convert to fraction form
    5,451,532.88/8,553,036.38 = 8,553,036.38/x
  3. Step 3: Cross multiply
    5,451,532.88x = 8,553,036.38 × 8,553,036.38
  4. Step 4: Simplify right side
    5,451,532.88x = 73,154,431,232,073.14
  5. Step 5: Solve for x
    x = 73,154,431,232,073.14/5,451,532.88
  6. Step 6: Final answer
    x = 13,419,057.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.