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Finding the Third Proportional to 1,791,889 and 2,774,507

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Solution

The third proportional to 1,791,889 and 2,774,507 is: 4,295,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,889 : 2,774,507 = 2,774,507 : x
  2. Step 2: Convert to fraction form
    1,791,889/2,774,507 = 2,774,507/x
  3. Step 3: Cross multiply
    1,791,889x = 2,774,507 × 2,774,507
  4. Step 4: Simplify right side
    1,791,889x = 7,697,889,093,049
  5. Step 5: Solve for x
    x = 7,697,889,093,049/1,791,889
  6. Step 6: Final answer
    x = 4,295,963.14

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.