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Finding the Third Proportional to 535,770 and 729,617

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Solution

The third proportional to 535,770 and 729,617 is: 993,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,770 : 729,617 = 729,617 : x
  2. Step 2: Convert to fraction form
    535,770/729,617 = 729,617/x
  3. Step 3: Cross multiply
    535,770x = 729,617 × 729,617
  4. Step 4: Simplify right side
    535,770x = 532,340,966,689
  5. Step 5: Solve for x
    x = 532,340,966,689/535,770
  6. Step 6: Final answer
    x = 993,599.80

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.