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Finding the Third Proportional to 1,216,556.51 and 2,871,797.84

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Solution

The third proportional to 1,216,556.51 and 2,871,797.84 is: 6,779,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,556.51 : 2,871,797.84 = 2,871,797.84 : x
  2. Step 2: Convert to fraction form
    1,216,556.51/2,871,797.84 = 2,871,797.84/x
  3. Step 3: Cross multiply
    1,216,556.51x = 2,871,797.84 × 2,871,797.84
  4. Step 4: Simplify right side
    1,216,556.51x = 8,247,222,810,495.31
  5. Step 5: Solve for x
    x = 8,247,222,810,495.31/1,216,556.51
  6. Step 6: Final answer
    x = 6,779,153.09

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.