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Finding the Third Proportional to 910,011 and 1,959,558

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Solution

The third proportional to 910,011 and 1,959,558 is: 4,219,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,011 : 1,959,558 = 1,959,558 : x
  2. Step 2: Convert to fraction form
    910,011/1,959,558 = 1,959,558/x
  3. Step 3: Cross multiply
    910,011x = 1,959,558 × 1,959,558
  4. Step 4: Simplify right side
    910,011x = 3,839,867,555,364
  5. Step 5: Solve for x
    x = 3,839,867,555,364/910,011
  6. Step 6: Final answer
    x = 4,219,583.67

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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.