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Finding the Third Proportional to 4,564,212.75 and 9,637,719.75

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Solution

The third proportional to 4,564,212.75 and 9,637,719.75 is: 20,350,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,564,212.75 : 9,637,719.75 = 9,637,719.75 : x
  2. Step 2: Convert to fraction form
    4,564,212.75/9,637,719.75 = 9,637,719.75/x
  3. Step 3: Cross multiply
    4,564,212.75x = 9,637,719.75 × 9,637,719.75
  4. Step 4: Simplify right side
    4,564,212.75x = 92,885,641,979,540.06
  5. Step 5: Solve for x
    x = 92,885,641,979,540.06/4,564,212.75
  6. Step 6: Final answer
    x = 20,350,857.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.