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Finding the Third Proportional to 100,893 and 216,276

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Solution

The third proportional to 100,893 and 216,276 is: 463,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,893 : 216,276 = 216,276 : x
  2. Step 2: Convert to fraction form
    100,893/216,276 = 216,276/x
  3. Step 3: Cross multiply
    100,893x = 216,276 × 216,276
  4. Step 4: Simplify right side
    100,893x = 46,775,308,176
  5. Step 5: Solve for x
    x = 46,775,308,176/100,893
  6. Step 6: Final answer
    x = 463,613.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.