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Finding the Third Proportional to 602,883 and 818,734.50

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Solution

The third proportional to 602,883 and 818,734.50 is: 1,111,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,883 : 818,734.50 = 818,734.50 : x
  2. Step 2: Convert to fraction form
    602,883/818,734.50 = 818,734.50/x
  3. Step 3: Cross multiply
    602,883x = 818,734.50 × 818,734.50
  4. Step 4: Simplify right side
    602,883x = 670,326,181,490.25
  5. Step 5: Solve for x
    x = 670,326,181,490.25/602,883
  6. Step 6: Final answer
    x = 1,111,867.78

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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.