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Finding the Third Proportional to 958,106 and 2,086,312

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Solution

The third proportional to 958,106 and 2,086,312 is: 4,543,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,106 : 2,086,312 = 2,086,312 : x
  2. Step 2: Convert to fraction form
    958,106/2,086,312 = 2,086,312/x
  3. Step 3: Cross multiply
    958,106x = 2,086,312 × 2,086,312
  4. Step 4: Simplify right side
    958,106x = 4,352,697,761,344
  5. Step 5: Solve for x
    x = 4,352,697,761,344/958,106
  6. Step 6: Final answer
    x = 4,543,023.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.