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Finding the Third Proportional to 435,620 and 937,986

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Solution

The third proportional to 435,620 and 937,986 is: 2,019,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,620 : 937,986 = 937,986 : x
  2. Step 2: Convert to fraction form
    435,620/937,986 = 937,986/x
  3. Step 3: Cross multiply
    435,620x = 937,986 × 937,986
  4. Step 4: Simplify right side
    435,620x = 879,817,736,196
  5. Step 5: Solve for x
    x = 879,817,736,196/435,620
  6. Step 6: Final answer
    x = 2,019,690.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.