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Finding the Third Proportional to 688,602 and 1,063,635

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Solution

The third proportional to 688,602 and 1,063,635 is: 1,642,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,602 : 1,063,635 = 1,063,635 : x
  2. Step 2: Convert to fraction form
    688,602/1,063,635 = 1,063,635/x
  3. Step 3: Cross multiply
    688,602x = 1,063,635 × 1,063,635
  4. Step 4: Simplify right side
    688,602x = 1,131,319,413,225
  5. Step 5: Solve for x
    x = 1,131,319,413,225/688,602
  6. Step 6: Final answer
    x = 1,642,922.06

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.