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Finding the Third Proportional to 184,448 and 280,320

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Solution

The third proportional to 184,448 and 280,320 is: 426,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,448 : 280,320 = 280,320 : x
  2. Step 2: Convert to fraction form
    184,448/280,320 = 280,320/x
  3. Step 3: Cross multiply
    184,448x = 280,320 × 280,320
  4. Step 4: Simplify right side
    184,448x = 78,579,302,400
  5. Step 5: Solve for x
    x = 78,579,302,400/184,448
  6. Step 6: Final answer
    x = 426,024.15

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.