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Finding the Third Proportional to 1,538,604.75 and 3,348,117

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Solution

The third proportional to 1,538,604.75 and 3,348,117 is: 7,285,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,604.75 : 3,348,117 = 3,348,117 : x
  2. Step 2: Convert to fraction form
    1,538,604.75/3,348,117 = 3,348,117/x
  3. Step 3: Cross multiply
    1,538,604.75x = 3,348,117 × 3,348,117
  4. Step 4: Simplify right side
    1,538,604.75x = 11,209,887,445,689
  5. Step 5: Solve for x
    x = 11,209,887,445,689/1,538,604.75
  6. Step 6: Final answer
    x = 7,285,748.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.