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Finding the Third Proportional to 1,910,611.50 and 2,787,153

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Solution

The third proportional to 1,910,611.50 and 2,787,153 is: 4,065,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,611.50 : 2,787,153 = 2,787,153 : x
  2. Step 2: Convert to fraction form
    1,910,611.50/2,787,153 = 2,787,153/x
  3. Step 3: Cross multiply
    1,910,611.50x = 2,787,153 × 2,787,153
  4. Step 4: Simplify right side
    1,910,611.50x = 7,768,221,845,409
  5. Step 5: Solve for x
    x = 7,768,221,845,409/1,910,611.50
  6. Step 6: Final answer
    x = 4,065,830.15

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.