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Finding the Third Proportional to 653,234 and 999,279

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Solution

The third proportional to 653,234 and 999,279 is: 1,528,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,234 : 999,279 = 999,279 : x
  2. Step 2: Convert to fraction form
    653,234/999,279 = 999,279/x
  3. Step 3: Cross multiply
    653,234x = 999,279 × 999,279
  4. Step 4: Simplify right side
    653,234x = 998,558,519,841
  5. Step 5: Solve for x
    x = 998,558,519,841/653,234
  6. Step 6: Final answer
    x = 1,528,638.31

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.