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Finding the Fourth Proportional to 6,583,838.45, 9,874,759.75 and 1,791,901.13

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Solution

The fourth proportional to 6,583,838.45, 9,874,759.75 and 1,791,901.13 is: 2,687,580.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,583,838.45 : 9,874,759.75 = 1,791,901.13 : x
  2. Step 2: Convert to fraction form
    6,583,838.45/9,874,759.75 = 1,791,901.13/x
  3. Step 3: Cross multiply
    6,583,838.45x = 9,874,759.75 × 1,791,901.13
  4. Step 4: Simplify right side
    6,583,838.45x = 17,694,593,100,649.97
  5. Step 5: Solve for x
    x = 17,694,593,100,649.97/6,583,838.45
  6. Step 6: Final answer
    x = 2,687,580.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.