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Finding the Third Proportional to 855,590 and 1,196,235

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Solution

The third proportional to 855,590 and 1,196,235 is: 1,672,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,590 : 1,196,235 = 1,196,235 : x
  2. Step 2: Convert to fraction form
    855,590/1,196,235 = 1,196,235/x
  3. Step 3: Cross multiply
    855,590x = 1,196,235 × 1,196,235
  4. Step 4: Simplify right side
    855,590x = 1,430,978,175,225
  5. Step 5: Solve for x
    x = 1,430,978,175,225/855,590
  6. Step 6: Final answer
    x = 1,672,504.56

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.