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Finding the Third Proportional to 999,818 and 1,424,902

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Solution

The third proportional to 999,818 and 1,424,902 is: 2,030,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,818 : 1,424,902 = 1,424,902 : x
  2. Step 2: Convert to fraction form
    999,818/1,424,902 = 1,424,902/x
  3. Step 3: Cross multiply
    999,818x = 1,424,902 × 1,424,902
  4. Step 4: Simplify right side
    999,818x = 2,030,345,709,604
  5. Step 5: Solve for x
    x = 2,030,345,709,604/999,818
  6. Step 6: Final answer
    x = 2,030,715.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.