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Finding the Third Proportional to 235,362 and 511,521

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Solution

The third proportional to 235,362 and 511,521 is: 1,111,707.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,362 : 511,521 = 511,521 : x
  2. Step 2: Convert to fraction form
    235,362/511,521 = 511,521/x
  3. Step 3: Cross multiply
    235,362x = 511,521 × 511,521
  4. Step 4: Simplify right side
    235,362x = 261,653,733,441
  5. Step 5: Solve for x
    x = 261,653,733,441/235,362
  6. Step 6: Final answer
    x = 1,111,707.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.