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Finding the Third Proportional to 1,348,987 and 2,890,280

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Solution

The third proportional to 1,348,987 and 2,890,280 is: 6,192,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,987 : 2,890,280 = 2,890,280 : x
  2. Step 2: Convert to fraction form
    1,348,987/2,890,280 = 2,890,280/x
  3. Step 3: Cross multiply
    1,348,987x = 2,890,280 × 2,890,280
  4. Step 4: Simplify right side
    1,348,987x = 8,353,718,478,400
  5. Step 5: Solve for x
    x = 8,353,718,478,400/1,348,987
  6. Step 6: Final answer
    x = 6,192,586.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.