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Finding the Third Proportional to 1,340,253 and 2,890,442

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Solution

The third proportional to 1,340,253 and 2,890,442 is: 6,233,640.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,253 : 2,890,442 = 2,890,442 : x
  2. Step 2: Convert to fraction form
    1,340,253/2,890,442 = 2,890,442/x
  3. Step 3: Cross multiply
    1,340,253x = 2,890,442 × 2,890,442
  4. Step 4: Simplify right side
    1,340,253x = 8,354,654,955,364
  5. Step 5: Solve for x
    x = 8,354,654,955,364/1,340,253
  6. Step 6: Final answer
    x = 6,233,640.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.