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Finding the Third Proportional to 338,868 and 730,224

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Solution

The third proportional to 338,868 and 730,224 is: 1,573,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,868 : 730,224 = 730,224 : x
  2. Step 2: Convert to fraction form
    338,868/730,224 = 730,224/x
  3. Step 3: Cross multiply
    338,868x = 730,224 × 730,224
  4. Step 4: Simplify right side
    338,868x = 533,227,090,176
  5. Step 5: Solve for x
    x = 533,227,090,176/338,868
  6. Step 6: Final answer
    x = 1,573,553.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.