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Finding the Third Proportional to 1,207,185 and 1,810,921.50

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Solution

The third proportional to 1,207,185 and 1,810,921.50 is: 2,716,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,185 : 1,810,921.50 = 1,810,921.50 : x
  2. Step 2: Convert to fraction form
    1,207,185/1,810,921.50 = 1,810,921.50/x
  3. Step 3: Cross multiply
    1,207,185x = 1,810,921.50 × 1,810,921.50
  4. Step 4: Simplify right side
    1,207,185x = 3,279,436,679,162.25
  5. Step 5: Solve for x
    x = 3,279,436,679,162.25/1,207,185
  6. Step 6: Final answer
    x = 2,716,598.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.