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Finding the Third Proportional to 28,058,730 and 65,557,890

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Solution

The third proportional to 28,058,730 and 65,557,890 is: 153,172,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,730 : 65,557,890 = 65,557,890 : x
  2. Step 2: Convert to fraction form
    28,058,730/65,557,890 = 65,557,890/x
  3. Step 3: Cross multiply
    28,058,730x = 65,557,890 × 65,557,890
  4. Step 4: Simplify right side
    28,058,730x = 4,297,836,941,252,100
  5. Step 5: Solve for x
    x = 4,297,836,941,252,100/28,058,730
  6. Step 6: Final answer
    x = 153,172,896.32

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.