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Finding the Third Proportional to 866,728.32 and 1,347,300.21

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Solution

The third proportional to 866,728.32 and 1,347,300.21 is: 2,094,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,728.32 : 1,347,300.21 = 1,347,300.21 : x
  2. Step 2: Convert to fraction form
    866,728.32/1,347,300.21 = 1,347,300.21/x
  3. Step 3: Cross multiply
    866,728.32x = 1,347,300.21 × 1,347,300.21
  4. Step 4: Simplify right side
    866,728.32x = 1,815,217,858,392.23
  5. Step 5: Solve for x
    x = 1,815,217,858,392.23/866,728.32
  6. Step 6: Final answer
    x = 2,094,333.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.