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Finding the Third Proportional to 5,368,503 and 8,130,897

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Solution

The third proportional to 5,368,503 and 8,130,897 is: 12,314,696.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,503 : 8,130,897 = 8,130,897 : x
  2. Step 2: Convert to fraction form
    5,368,503/8,130,897 = 8,130,897/x
  3. Step 3: Cross multiply
    5,368,503x = 8,130,897 × 8,130,897
  4. Step 4: Simplify right side
    5,368,503x = 66,111,486,024,609
  5. Step 5: Solve for x
    x = 66,111,486,024,609/5,368,503
  6. Step 6: Final answer
    x = 12,314,696.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.