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Finding the Third Proportional to 207,316,724 and 479,950,920

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Solution

The third proportional to 207,316,724 and 479,950,920 is: 1,111,115,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,316,724 : 479,950,920 = 479,950,920 : x
  2. Step 2: Convert to fraction form
    207,316,724/479,950,920 = 479,950,920/x
  3. Step 3: Cross multiply
    207,316,724x = 479,950,920 × 479,950,920
  4. Step 4: Simplify right side
    207,316,724x = 230,352,885,608,846,400
  5. Step 5: Solve for x
    x = 230,352,885,608,846,400/207,316,724
  6. Step 6: Final answer
    x = 1,111,115,790.20

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.