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Finding the Third Proportional to 58,979,772 and 129,297,006

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Solution

The third proportional to 58,979,772 and 129,297,006 is: 283,448,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979,772 : 129,297,006 = 129,297,006 : x
  2. Step 2: Convert to fraction form
    58,979,772/129,297,006 = 129,297,006/x
  3. Step 3: Cross multiply
    58,979,772x = 129,297,006 × 129,297,006
  4. Step 4: Simplify right side
    58,979,772x = 16,717,715,760,564,036
  5. Step 5: Solve for x
    x = 16,717,715,760,564,036/58,979,772
  6. Step 6: Final answer
    x = 283,448,294.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.