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Finding the Third Proportional to 272,860.50 and 573,999

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Solution

The third proportional to 272,860.50 and 573,999 is: 1,207,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,860.50 : 573,999 = 573,999 : x
  2. Step 2: Convert to fraction form
    272,860.50/573,999 = 573,999/x
  3. Step 3: Cross multiply
    272,860.50x = 573,999 × 573,999
  4. Step 4: Simplify right side
    272,860.50x = 329,474,852,001
  5. Step 5: Solve for x
    x = 329,474,852,001/272,860.50
  6. Step 6: Final answer
    x = 1,207,484.60

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.