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Finding the Fourth Proportional to 3,593,430, 4,958,940.96 and 1,961,838

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Solution

The fourth proportional to 3,593,430, 4,958,940.96 and 1,961,838 is: 2,707,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,430 : 4,958,940.96 = 1,961,838 : x
  2. Step 2: Convert to fraction form
    3,593,430/4,958,940.96 = 1,961,838/x
  3. Step 3: Cross multiply
    3,593,430x = 4,958,940.96 × 1,961,838
  4. Step 4: Simplify right side
    3,593,430x = 9,728,638,815,084.48
  5. Step 5: Solve for x
    x = 9,728,638,815,084.48/3,593,430
  6. Step 6: Final answer
    x = 2,707,340.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.