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Finding the Third Proportional to 789,528 and 1,129,062

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Solution

The third proportional to 789,528 and 1,129,062 is: 1,614,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,528 : 1,129,062 = 1,129,062 : x
  2. Step 2: Convert to fraction form
    789,528/1,129,062 = 1,129,062/x
  3. Step 3: Cross multiply
    789,528x = 1,129,062 × 1,129,062
  4. Step 4: Simplify right side
    789,528x = 1,274,780,999,844
  5. Step 5: Solve for x
    x = 1,274,780,999,844/789,528
  6. Step 6: Final answer
    x = 1,614,611.51

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.