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Finding the Third Proportional to 939,936 and 1,370,295

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Solution

The third proportional to 939,936 and 1,370,295 is: 1,997,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,936 : 1,370,295 = 1,370,295 : x
  2. Step 2: Convert to fraction form
    939,936/1,370,295 = 1,370,295/x
  3. Step 3: Cross multiply
    939,936x = 1,370,295 × 1,370,295
  4. Step 4: Simplify right side
    939,936x = 1,877,708,387,025
  5. Step 5: Solve for x
    x = 1,877,708,387,025/939,936
  6. Step 6: Final answer
    x = 1,997,698.13

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.