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Finding the Third Proportional to 183,600 and 291,240

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Solution

The third proportional to 183,600 and 291,240 is: 461,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,600 : 291,240 = 291,240 : x
  2. Step 2: Convert to fraction form
    183,600/291,240 = 291,240/x
  3. Step 3: Cross multiply
    183,600x = 291,240 × 291,240
  4. Step 4: Simplify right side
    183,600x = 84,820,737,600
  5. Step 5: Solve for x
    x = 84,820,737,600/183,600
  6. Step 6: Final answer
    x = 461,986.59

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.