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Finding the Third Proportional to 4,184,692.25 and 8,871,557.50

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Solution

The third proportional to 4,184,692.25 and 8,871,557.50 is: 18,807,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184,692.25 : 8,871,557.50 = 8,871,557.50 : x
  2. Step 2: Convert to fraction form
    4,184,692.25/8,871,557.50 = 8,871,557.50/x
  3. Step 3: Cross multiply
    4,184,692.25x = 8,871,557.50 × 8,871,557.50
  4. Step 4: Simplify right side
    4,184,692.25x = 78,704,532,475,806.25
  5. Step 5: Solve for x
    x = 78,704,532,475,806.25/4,184,692.25
  6. Step 6: Final answer
    x = 18,807,722.95

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.