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Finding the Third Proportional to 258,930,056 and 554,588,590

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Solution

The third proportional to 258,930,056 and 554,588,590 is: 1,187,843,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,930,056 : 554,588,590 = 554,588,590 : x
  2. Step 2: Convert to fraction form
    258,930,056/554,588,590 = 554,588,590/x
  3. Step 3: Cross multiply
    258,930,056x = 554,588,590 × 554,588,590
  4. Step 4: Simplify right side
    258,930,056x = 307,568,504,158,188,096
  5. Step 5: Solve for x
    x = 307,568,504,158,188,096/258,930,056
  6. Step 6: Final answer
    x = 1,187,843,964.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.