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Finding the Third Proportional to 920,920.50 and 1,879,290

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Solution

The third proportional to 920,920.50 and 1,879,290 is: 3,835,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,920.50 : 1,879,290 = 1,879,290 : x
  2. Step 2: Convert to fraction form
    920,920.50/1,879,290 = 1,879,290/x
  3. Step 3: Cross multiply
    920,920.50x = 1,879,290 × 1,879,290
  4. Step 4: Simplify right side
    920,920.50x = 3,531,730,904,100
  5. Step 5: Solve for x
    x = 3,531,730,904,100/920,920.50
  6. Step 6: Final answer
    x = 3,835,000.85

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.