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Finding the Third Proportional to 184,572 and 289,975

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Solution

The third proportional to 184,572 and 289,975 is: 455,570.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,572 : 289,975 = 289,975 : x
  2. Step 2: Convert to fraction form
    184,572/289,975 = 289,975/x
  3. Step 3: Cross multiply
    184,572x = 289,975 × 289,975
  4. Step 4: Simplify right side
    184,572x = 84,085,500,625
  5. Step 5: Solve for x
    x = 84,085,500,625/184,572
  6. Step 6: Final answer
    x = 455,570.19

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.