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Finding the Third Proportional to 224,308.50 and 319,938

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Solution

The third proportional to 224,308.50 and 319,938 is: 456,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,308.50 : 319,938 = 319,938 : x
  2. Step 2: Convert to fraction form
    224,308.50/319,938 = 319,938/x
  3. Step 3: Cross multiply
    224,308.50x = 319,938 × 319,938
  4. Step 4: Simplify right side
    224,308.50x = 102,360,323,844
  5. Step 5: Solve for x
    x = 102,360,323,844/224,308.50
  6. Step 6: Final answer
    x = 456,337.25

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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.