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Finding the Third Proportional to 920,766 and 2,170,480.50

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Solution

The third proportional to 920,766 and 2,170,480.50 is: 5,116,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,766 : 2,170,480.50 = 2,170,480.50 : x
  2. Step 2: Convert to fraction form
    920,766/2,170,480.50 = 2,170,480.50/x
  3. Step 3: Cross multiply
    920,766x = 2,170,480.50 × 2,170,480.50
  4. Step 4: Simplify right side
    920,766x = 4,710,985,600,880.25
  5. Step 5: Solve for x
    x = 4,710,985,600,880.25/920,766
  6. Step 6: Final answer
    x = 5,116,376.58

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.