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Finding the Third Proportional to 76,518 and 118,773

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Solution

The third proportional to 76,518 and 118,773 is: 184,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,518 : 118,773 = 118,773 : x
  2. Step 2: Convert to fraction form
    76,518/118,773 = 118,773/x
  3. Step 3: Cross multiply
    76,518x = 118,773 × 118,773
  4. Step 4: Simplify right side
    76,518x = 14,107,025,529
  5. Step 5: Solve for x
    x = 14,107,025,529/76,518
  6. Step 6: Final answer
    x = 184,362.18

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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.