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Finding the Third Proportional to 4,621,426 and 7,184,171

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Solution

The third proportional to 4,621,426 and 7,184,171 is: 11,168,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621,426 : 7,184,171 = 7,184,171 : x
  2. Step 2: Convert to fraction form
    4,621,426/7,184,171 = 7,184,171/x
  3. Step 3: Cross multiply
    4,621,426x = 7,184,171 × 7,184,171
  4. Step 4: Simplify right side
    4,621,426x = 51,612,312,957,241
  5. Step 5: Solve for x
    x = 51,612,312,957,241/4,621,426
  6. Step 6: Final answer
    x = 11,168,049.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.