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Finding the Third Proportional to 173,316 and 376,260

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Solution

The third proportional to 173,316 and 376,260 is: 816,840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,316 : 376,260 = 376,260 : x
  2. Step 2: Convert to fraction form
    173,316/376,260 = 376,260/x
  3. Step 3: Cross multiply
    173,316x = 376,260 × 376,260
  4. Step 4: Simplify right side
    173,316x = 141,571,587,600
  5. Step 5: Solve for x
    x = 141,571,587,600/173,316
  6. Step 6: Final answer
    x = 816,840.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.