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Finding the Third Proportional to 319,030.50 and 700,956

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Solution

The third proportional to 319,030.50 and 700,956 is: 1,540,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,030.50 : 700,956 = 700,956 : x
  2. Step 2: Convert to fraction form
    319,030.50/700,956 = 700,956/x
  3. Step 3: Cross multiply
    319,030.50x = 700,956 × 700,956
  4. Step 4: Simplify right side
    319,030.50x = 491,339,313,936
  5. Step 5: Solve for x
    x = 491,339,313,936/319,030.50
  6. Step 6: Final answer
    x = 1,540,101.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.