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Finding the Third Proportional to 1,911,013.50 and 4,159,203

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Solution

The third proportional to 1,911,013.50 and 4,159,203 is: 9,052,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,013.50 : 4,159,203 = 4,159,203 : x
  2. Step 2: Convert to fraction form
    1,911,013.50/4,159,203 = 4,159,203/x
  3. Step 3: Cross multiply
    1,911,013.50x = 4,159,203 × 4,159,203
  4. Step 4: Simplify right side
    1,911,013.50x = 17,298,969,595,209
  5. Step 5: Solve for x
    x = 17,298,969,595,209/1,911,013.50
  6. Step 6: Final answer
    x = 9,052,248.76

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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.