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Finding the Third Proportional to 169,054,863.75 and 258,610,093.88

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Solution

The third proportional to 169,054,863.75 and 258,610,093.88 is: 395,606,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,054,863.75 : 258,610,093.88 = 258,610,093.88 : x
  2. Step 2: Convert to fraction form
    169,054,863.75/258,610,093.88 = 258,610,093.88/x
  3. Step 3: Cross multiply
    169,054,863.75x = 258,610,093.88 × 258,610,093.88
  4. Step 4: Simplify right side
    169,054,863.75x = 66,879,180,654,036,312
  5. Step 5: Solve for x
    x = 66,879,180,654,036,312/169,054,863.75
  6. Step 6: Final answer
    x = 395,606,368.08

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.