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Finding the Third Proportional to 30,087 and 46,775

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Solution

The third proportional to 30,087 and 46,775 is: 72,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087 : 46,775 = 46,775 : x
  2. Step 2: Convert to fraction form
    30,087/46,775 = 46,775/x
  3. Step 3: Cross multiply
    30,087x = 46,775 × 46,775
  4. Step 4: Simplify right side
    30,087x = 2,187,900,625
  5. Step 5: Solve for x
    x = 2,187,900,625/30,087
  6. Step 6: Final answer
    x = 72,719.14

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.