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Finding the Third Proportional to 127,603,047 and 279,908,286

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Solution

The third proportional to 127,603,047 and 279,908,286 is: 614,002,960.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,603,047 : 279,908,286 = 279,908,286 : x
  2. Step 2: Convert to fraction form
    127,603,047/279,908,286 = 279,908,286/x
  3. Step 3: Cross multiply
    127,603,047x = 279,908,286 × 279,908,286
  4. Step 4: Simplify right side
    127,603,047x = 78,348,648,571,457,792
  5. Step 5: Solve for x
    x = 78,348,648,571,457,792/127,603,047
  6. Step 6: Final answer
    x = 614,002,960.07

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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.