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Finding the Third Proportional to 207,316 and 452,156

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Solution

The third proportional to 207,316 and 452,156 is: 986,151.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,316 : 452,156 = 452,156 : x
  2. Step 2: Convert to fraction form
    207,316/452,156 = 452,156/x
  3. Step 3: Cross multiply
    207,316x = 452,156 × 452,156
  4. Step 4: Simplify right side
    207,316x = 204,445,048,336
  5. Step 5: Solve for x
    x = 204,445,048,336/207,316
  6. Step 6: Final answer
    x = 986,151.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.