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Finding the Third Proportional to 6,328,312 and 13,105,220

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Solution

The third proportional to 6,328,312 and 13,105,220 is: 27,139,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,312 : 13,105,220 = 13,105,220 : x
  2. Step 2: Convert to fraction form
    6,328,312/13,105,220 = 13,105,220/x
  3. Step 3: Cross multiply
    6,328,312x = 13,105,220 × 13,105,220
  4. Step 4: Simplify right side
    6,328,312x = 171,746,791,248,400
  5. Step 5: Solve for x
    x = 171,746,791,248,400/6,328,312
  6. Step 6: Final answer
    x = 27,139,431.69

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.