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Finding the Third Proportional to 183,485 and 277,076

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Solution

The third proportional to 183,485 and 277,076 is: 418,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,485 : 277,076 = 277,076 : x
  2. Step 2: Convert to fraction form
    183,485/277,076 = 277,076/x
  3. Step 3: Cross multiply
    183,485x = 277,076 × 277,076
  4. Step 4: Simplify right side
    183,485x = 76,771,109,776
  5. Step 5: Solve for x
    x = 76,771,109,776/183,485
  6. Step 6: Final answer
    x = 418,405.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.