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Finding the Third Proportional to 1,397,965.50 and 2,999,835

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Solution

The third proportional to 1,397,965.50 and 2,999,835 is: 6,437,218.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,965.50 : 2,999,835 = 2,999,835 : x
  2. Step 2: Convert to fraction form
    1,397,965.50/2,999,835 = 2,999,835/x
  3. Step 3: Cross multiply
    1,397,965.50x = 2,999,835 × 2,999,835
  4. Step 4: Simplify right side
    1,397,965.50x = 8,999,010,027,225
  5. Step 5: Solve for x
    x = 8,999,010,027,225/1,397,965.50
  6. Step 6: Final answer
    x = 6,437,218.96

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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.