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Finding the Third Proportional to 304,718 and 705,323

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Solution

The third proportional to 304,718 and 705,323 is: 1,632,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,718 : 705,323 = 705,323 : x
  2. Step 2: Convert to fraction form
    304,718/705,323 = 705,323/x
  3. Step 3: Cross multiply
    304,718x = 705,323 × 705,323
  4. Step 4: Simplify right side
    304,718x = 497,480,534,329
  5. Step 5: Solve for x
    x = 497,480,534,329/304,718
  6. Step 6: Final answer
    x = 1,632,593.20

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.