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Finding the Third Proportional to 366,948 and 788,148

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Solution

The third proportional to 366,948 and 788,148 is: 1,692,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,948 : 788,148 = 788,148 : x
  2. Step 2: Convert to fraction form
    366,948/788,148 = 788,148/x
  3. Step 3: Cross multiply
    366,948x = 788,148 × 788,148
  4. Step 4: Simplify right side
    366,948x = 621,177,269,904
  5. Step 5: Solve for x
    x = 621,177,269,904/366,948
  6. Step 6: Final answer
    x = 1,692,820.97

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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.