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Finding the Third Proportional to 68,001.75 and 147,303

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Solution

The third proportional to 68,001.75 and 147,303 is: 319,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,001.75 : 147,303 = 147,303 : x
  2. Step 2: Convert to fraction form
    68,001.75/147,303 = 147,303/x
  3. Step 3: Cross multiply
    68,001.75x = 147,303 × 147,303
  4. Step 4: Simplify right side
    68,001.75x = 21,698,173,809
  5. Step 5: Solve for x
    x = 21,698,173,809/68,001.75
  6. Step 6: Final answer
    x = 319,082.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.