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Finding the Third Proportional to 2,009,838.75 and 4,311,438

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Solution

The third proportional to 2,009,838.75 and 4,311,438 is: 9,248,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,838.75 : 4,311,438 = 4,311,438 : x
  2. Step 2: Convert to fraction form
    2,009,838.75/4,311,438 = 4,311,438/x
  3. Step 3: Cross multiply
    2,009,838.75x = 4,311,438 × 4,311,438
  4. Step 4: Simplify right side
    2,009,838.75x = 18,588,497,627,844
  5. Step 5: Solve for x
    x = 18,588,497,627,844/2,009,838.75
  6. Step 6: Final answer
    x = 9,248,750.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.