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Finding the Third Proportional to 4,001,763 and 8,762,478

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Solution

The third proportional to 4,001,763 and 8,762,478 is: 19,186,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,763 : 8,762,478 = 8,762,478 : x
  2. Step 2: Convert to fraction form
    4,001,763/8,762,478 = 8,762,478/x
  3. Step 3: Cross multiply
    4,001,763x = 8,762,478 × 8,762,478
  4. Step 4: Simplify right side
    4,001,763x = 76,781,020,700,484
  5. Step 5: Solve for x
    x = 76,781,020,700,484/4,001,763
  6. Step 6: Final answer
    x = 19,186,798.59

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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.