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Finding the Third Proportional to 908,644.50 and 1,400,871.38

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Solution

The third proportional to 908,644.50 and 1,400,871.38 is: 2,159,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,644.50 : 1,400,871.38 = 1,400,871.38 : x
  2. Step 2: Convert to fraction form
    908,644.50/1,400,871.38 = 1,400,871.38/x
  3. Step 3: Cross multiply
    908,644.50x = 1,400,871.38 × 1,400,871.38
  4. Step 4: Simplify right side
    908,644.50x = 1,962,440,609,294.39
  5. Step 5: Solve for x
    x = 1,962,440,609,294.39/908,644.50
  6. Step 6: Final answer
    x = 2,159,745.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.