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Finding the Third Proportional to 5,677,638.75 and 12,454,488

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Solution

The third proportional to 5,677,638.75 and 12,454,488 is: 27,320,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677,638.75 : 12,454,488 = 12,454,488 : x
  2. Step 2: Convert to fraction form
    5,677,638.75/12,454,488 = 12,454,488/x
  3. Step 3: Cross multiply
    5,677,638.75x = 12,454,488 × 12,454,488
  4. Step 4: Simplify right side
    5,677,638.75x = 155,114,271,342,144
  5. Step 5: Solve for x
    x = 155,114,271,342,144/5,677,638.75
  6. Step 6: Final answer
    x = 27,320,207.95

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.