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Finding the Third Proportional to 1,241,490 and 1,983,579

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Solution

The third proportional to 1,241,490 and 1,983,579 is: 3,169,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,490 : 1,983,579 = 1,983,579 : x
  2. Step 2: Convert to fraction form
    1,241,490/1,983,579 = 1,983,579/x
  3. Step 3: Cross multiply
    1,241,490x = 1,983,579 × 1,983,579
  4. Step 4: Simplify right side
    1,241,490x = 3,934,585,649,241
  5. Step 5: Solve for x
    x = 3,934,585,649,241/1,241,490
  6. Step 6: Final answer
    x = 3,169,244.74

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.