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Finding the Third Proportional to 699,990.75 and 1,495,937.25

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Solution

The third proportional to 699,990.75 and 1,495,937.25 is: 3,196,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,990.75 : 1,495,937.25 = 1,495,937.25 : x
  2. Step 2: Convert to fraction form
    699,990.75/1,495,937.25 = 1,495,937.25/x
  3. Step 3: Cross multiply
    699,990.75x = 1,495,937.25 × 1,495,937.25
  4. Step 4: Simplify right side
    699,990.75x = 2,237,828,255,937.56
  5. Step 5: Solve for x
    x = 2,237,828,255,937.56/699,990.75
  6. Step 6: Final answer
    x = 3,196,939.75

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.