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Finding the Third Proportional to 301,891.50 and 646,053.75

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Solution

The third proportional to 301,891.50 and 646,053.75 is: 1,382,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,891.50 : 646,053.75 = 646,053.75 : x
  2. Step 2: Convert to fraction form
    301,891.50/646,053.75 = 646,053.75/x
  3. Step 3: Cross multiply
    301,891.50x = 646,053.75 × 646,053.75
  4. Step 4: Simplify right side
    301,891.50x = 417,385,447,889.06
  5. Step 5: Solve for x
    x = 417,385,447,889.06/301,891.50
  6. Step 6: Final answer
    x = 1,382,567.74

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.