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Finding the Third Proportional to 281,169 and 607,245

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Solution

The third proportional to 281,169 and 607,245 is: 1,311,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,169 : 607,245 = 607,245 : x
  2. Step 2: Convert to fraction form
    281,169/607,245 = 607,245/x
  3. Step 3: Cross multiply
    281,169x = 607,245 × 607,245
  4. Step 4: Simplify right side
    281,169x = 368,746,490,025
  5. Step 5: Solve for x
    x = 368,746,490,025/281,169
  6. Step 6: Final answer
    x = 1,311,476.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.