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Finding the Third Proportional to 1,334,639.50 and 2,879,231

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Solution

The third proportional to 1,334,639.50 and 2,879,231 is: 6,211,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,639.50 : 2,879,231 = 2,879,231 : x
  2. Step 2: Convert to fraction form
    1,334,639.50/2,879,231 = 2,879,231/x
  3. Step 3: Cross multiply
    1,334,639.50x = 2,879,231 × 2,879,231
  4. Step 4: Simplify right side
    1,334,639.50x = 8,289,971,151,361
  5. Step 5: Solve for x
    x = 8,289,971,151,361/1,334,639.50
  6. Step 6: Final answer
    x = 6,211,393.53

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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.