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Finding the Third Proportional to 393,173 and 604,137

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Solution

The third proportional to 393,173 and 604,137 is: 928,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,173 : 604,137 = 604,137 : x
  2. Step 2: Convert to fraction form
    393,173/604,137 = 604,137/x
  3. Step 3: Cross multiply
    393,173x = 604,137 × 604,137
  4. Step 4: Simplify right side
    393,173x = 364,981,514,769
  5. Step 5: Solve for x
    x = 364,981,514,769/393,173
  6. Step 6: Final answer
    x = 928,297.50

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.