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Finding the Third Proportional to 692,232 and 1,487,880

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Solution

The third proportional to 692,232 and 1,487,880 is: 3,198,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,232 : 1,487,880 = 1,487,880 : x
  2. Step 2: Convert to fraction form
    692,232/1,487,880 = 1,487,880/x
  3. Step 3: Cross multiply
    692,232x = 1,487,880 × 1,487,880
  4. Step 4: Simplify right side
    692,232x = 2,213,786,894,400
  5. Step 5: Solve for x
    x = 2,213,786,894,400/692,232
  6. Step 6: Final answer
    x = 3,198,041.83

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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.