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Finding the Third Proportional to 279,293,807 and 603,017,215

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Solution

The third proportional to 279,293,807 and 603,017,215 is: 1,301,961,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,293,807 : 603,017,215 = 603,017,215 : x
  2. Step 2: Convert to fraction form
    279,293,807/603,017,215 = 603,017,215/x
  3. Step 3: Cross multiply
    279,293,807x = 603,017,215 × 603,017,215
  4. Step 4: Simplify right side
    279,293,807x = 363,629,761,586,356,224
  5. Step 5: Solve for x
    x = 363,629,761,586,356,224/279,293,807
  6. Step 6: Final answer
    x = 1,301,961,420.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.