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Finding the Third Proportional to 1,681,209 and 2,626,803

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Solution

The third proportional to 1,681,209 and 2,626,803 is: 4,104,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,209 : 2,626,803 = 2,626,803 : x
  2. Step 2: Convert to fraction form
    1,681,209/2,626,803 = 2,626,803/x
  3. Step 3: Cross multiply
    1,681,209x = 2,626,803 × 2,626,803
  4. Step 4: Simplify right side
    1,681,209x = 6,900,094,000,809
  5. Step 5: Solve for x
    x = 6,900,094,000,809/1,681,209
  6. Step 6: Final answer
    x = 4,104,245.22

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.