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Finding the Third Proportional to 263,904 and 553,732

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Solution

The third proportional to 263,904 and 553,732 is: 1,161,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,904 : 553,732 = 553,732 : x
  2. Step 2: Convert to fraction form
    263,904/553,732 = 553,732/x
  3. Step 3: Cross multiply
    263,904x = 553,732 × 553,732
  4. Step 4: Simplify right side
    263,904x = 306,619,127,824
  5. Step 5: Solve for x
    x = 306,619,127,824/263,904
  6. Step 6: Final answer
    x = 1,161,858.58

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.