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Finding the Third Proportional to 845,823 and 1,859,883

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Solution

The third proportional to 845,823 and 1,859,883 is: 4,089,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,823 : 1,859,883 = 1,859,883 : x
  2. Step 2: Convert to fraction form
    845,823/1,859,883 = 1,859,883/x
  3. Step 3: Cross multiply
    845,823x = 1,859,883 × 1,859,883
  4. Step 4: Simplify right side
    845,823x = 3,459,164,773,689
  5. Step 5: Solve for x
    x = 3,459,164,773,689/845,823
  6. Step 6: Final answer
    x = 4,089,702.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.