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Finding the Third Proportional to 912,525.75 and 1,321,737.75

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Solution

The third proportional to 912,525.75 and 1,321,737.75 is: 1,914,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,525.75 : 1,321,737.75 = 1,321,737.75 : x
  2. Step 2: Convert to fraction form
    912,525.75/1,321,737.75 = 1,321,737.75/x
  3. Step 3: Cross multiply
    912,525.75x = 1,321,737.75 × 1,321,737.75
  4. Step 4: Simplify right side
    912,525.75x = 1,746,990,679,775.06
  5. Step 5: Solve for x
    x = 1,746,990,679,775.06/912,525.75
  6. Step 6: Final answer
    x = 1,914,456.31

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.