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Finding the Fourth Proportional to 1,968,604.00, 2,716,672.94 and 1,063,186.00

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Solution

The fourth proportional to 1,968,604.00, 2,716,672.94 and 1,063,186.00 is: 1,467,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,604.00 : 2,716,672.94 = 1,063,186.00 : x
  2. Step 2: Convert to fraction form
    1,968,604.00/2,716,672.94 = 1,063,186.00/x
  3. Step 3: Cross multiply
    1,968,604.00x = 2,716,672.94 × 1,063,186.00
  4. Step 4: Simplify right side
    1,968,604.00x = 2,888,328,632,253.12
  5. Step 5: Solve for x
    x = 2,888,328,632,253.12/1,968,604.00
  6. Step 6: Final answer
    x = 1,467,196.37

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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.