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Finding the Third Proportional to 910,893 and 1,961,914.50

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Solution

The third proportional to 910,893 and 1,961,914.50 is: 4,225,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,893 : 1,961,914.50 = 1,961,914.50 : x
  2. Step 2: Convert to fraction form
    910,893/1,961,914.50 = 1,961,914.50/x
  3. Step 3: Cross multiply
    910,893x = 1,961,914.50 × 1,961,914.50
  4. Step 4: Simplify right side
    910,893x = 3,849,108,505,310.25
  5. Step 5: Solve for x
    x = 3,849,108,505,310.25/910,893
  6. Step 6: Final answer
    x = 4,225,642.86

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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.