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Finding the Third Proportional to 634,356.50 and 1,367,739.50

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Solution

The third proportional to 634,356.50 and 1,367,739.50 is: 2,948,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,356.50 : 1,367,739.50 = 1,367,739.50 : x
  2. Step 2: Convert to fraction form
    634,356.50/1,367,739.50 = 1,367,739.50/x
  3. Step 3: Cross multiply
    634,356.50x = 1,367,739.50 × 1,367,739.50
  4. Step 4: Simplify right side
    634,356.50x = 1,870,711,339,860.25
  5. Step 5: Solve for x
    x = 1,870,711,339,860.25/634,356.50
  6. Step 6: Final answer
    x = 2,948,990.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.