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Finding the Third Proportional to 174,228 and 245,354

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Solution

The third proportional to 174,228 and 245,354 is: 345,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,228 : 245,354 = 245,354 : x
  2. Step 2: Convert to fraction form
    174,228/245,354 = 245,354/x
  3. Step 3: Cross multiply
    174,228x = 245,354 × 245,354
  4. Step 4: Simplify right side
    174,228x = 60,198,585,316
  5. Step 5: Solve for x
    x = 60,198,585,316/174,228
  6. Step 6: Final answer
    x = 345,516.14

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.