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Finding the Third Proportional to 263,313 and 376,276.50

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Solution

The third proportional to 263,313 and 376,276.50 is: 537,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,313 : 376,276.50 = 376,276.50 : x
  2. Step 2: Convert to fraction form
    263,313/376,276.50 = 376,276.50/x
  3. Step 3: Cross multiply
    263,313x = 376,276.50 × 376,276.50
  4. Step 4: Simplify right side
    263,313x = 141,584,004,452.25
  5. Step 5: Solve for x
    x = 141,584,004,452.25/263,313
  6. Step 6: Final answer
    x = 537,702.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.