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Finding the Third Proportional to 306,938 and 473,529

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Solution

The third proportional to 306,938 and 473,529 is: 730,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,938 : 473,529 = 473,529 : x
  2. Step 2: Convert to fraction form
    306,938/473,529 = 473,529/x
  3. Step 3: Cross multiply
    306,938x = 473,529 × 473,529
  4. Step 4: Simplify right side
    306,938x = 224,229,713,841
  5. Step 5: Solve for x
    x = 224,229,713,841/306,938
  6. Step 6: Final answer
    x = 730,537.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.