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Finding the Third Proportional to 4,674,254.50 and 7,180,228

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Solution

The third proportional to 4,674,254.50 and 7,180,228 is: 11,029,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,254.50 : 7,180,228 = 7,180,228 : x
  2. Step 2: Convert to fraction form
    4,674,254.50/7,180,228 = 7,180,228/x
  3. Step 3: Cross multiply
    4,674,254.50x = 7,180,228 × 7,180,228
  4. Step 4: Simplify right side
    4,674,254.50x = 51,555,674,131,984
  5. Step 5: Solve for x
    x = 51,555,674,131,984/4,674,254.50
  6. Step 6: Final answer
    x = 11,029,710.54

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.