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Finding the Third Proportional to 1,690,428 and 2,483,908

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Solution

The third proportional to 1,690,428 and 2,483,908 is: 3,649,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,428 : 2,483,908 = 2,483,908 : x
  2. Step 2: Convert to fraction form
    1,690,428/2,483,908 = 2,483,908/x
  3. Step 3: Cross multiply
    1,690,428x = 2,483,908 × 2,483,908
  4. Step 4: Simplify right side
    1,690,428x = 6,169,798,952,464
  5. Step 5: Solve for x
    x = 6,169,798,952,464/1,690,428
  6. Step 6: Final answer
    x = 3,649,844.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.