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Finding the Third Proportional to 576,144 and 829,956

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Solution

The third proportional to 576,144 and 829,956 is: 1,195,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,144 : 829,956 = 829,956 : x
  2. Step 2: Convert to fraction form
    576,144/829,956 = 829,956/x
  3. Step 3: Cross multiply
    576,144x = 829,956 × 829,956
  4. Step 4: Simplify right side
    576,144x = 688,826,961,936
  5. Step 5: Solve for x
    x = 688,826,961,936/576,144
  6. Step 6: Final answer
    x = 1,195,581.25

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.