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Finding the Third Proportional to 5,470,303.50 and 11,903,859

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Solution

The third proportional to 5,470,303.50 and 11,903,859 is: 25,903,838.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,303.50 : 11,903,859 = 11,903,859 : x
  2. Step 2: Convert to fraction form
    5,470,303.50/11,903,859 = 11,903,859/x
  3. Step 3: Cross multiply
    5,470,303.50x = 11,903,859 × 11,903,859
  4. Step 4: Simplify right side
    5,470,303.50x = 141,701,859,091,881
  5. Step 5: Solve for x
    x = 141,701,859,091,881/5,470,303.50
  6. Step 6: Final answer
    x = 25,903,838.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.