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Finding the Third Proportional to 46,857 and 75,459.75

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Solution

The third proportional to 46,857 and 75,459.75 is: 121,522.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,857 : 75,459.75 = 75,459.75 : x
  2. Step 2: Convert to fraction form
    46,857/75,459.75 = 75,459.75/x
  3. Step 3: Cross multiply
    46,857x = 75,459.75 × 75,459.75
  4. Step 4: Simplify right side
    46,857x = 5,694,173,870.06
  5. Step 5: Solve for x
    x = 5,694,173,870.06/46,857
  6. Step 6: Final answer
    x = 121,522.37

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.