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Finding the Third Proportional to 914,580 and 1,969,631.25

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Solution

The third proportional to 914,580 and 1,969,631.25 is: 4,241,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,580 : 1,969,631.25 = 1,969,631.25 : x
  2. Step 2: Convert to fraction form
    914,580/1,969,631.25 = 1,969,631.25/x
  3. Step 3: Cross multiply
    914,580x = 1,969,631.25 × 1,969,631.25
  4. Step 4: Simplify right side
    914,580x = 3,879,447,260,976.56
  5. Step 5: Solve for x
    x = 3,879,447,260,976.56/914,580
  6. Step 6: Final answer
    x = 4,241,780.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.