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Finding the Third Proportional to 1,871,811 and 2,875,329

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Solution

The third proportional to 1,871,811 and 2,875,329 is: 4,416,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,811 : 2,875,329 = 2,875,329 : x
  2. Step 2: Convert to fraction form
    1,871,811/2,875,329 = 2,875,329/x
  3. Step 3: Cross multiply
    1,871,811x = 2,875,329 × 2,875,329
  4. Step 4: Simplify right side
    1,871,811x = 8,267,516,858,241
  5. Step 5: Solve for x
    x = 8,267,516,858,241/1,871,811
  6. Step 6: Final answer
    x = 4,416,854.51

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.