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Finding the Third Proportional to 453,611 and 976,558

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Solution

The third proportional to 453,611 and 976,558 is: 2,102,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,611 : 976,558 = 976,558 : x
  2. Step 2: Convert to fraction form
    453,611/976,558 = 976,558/x
  3. Step 3: Cross multiply
    453,611x = 976,558 × 976,558
  4. Step 4: Simplify right side
    453,611x = 953,665,527,364
  5. Step 5: Solve for x
    x = 953,665,527,364/453,611
  6. Step 6: Final answer
    x = 2,102,386.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.