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Finding the Fourth Proportional to 1,776,977, 2,452,229.88 and 972,161

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Solution

The fourth proportional to 1,776,977, 2,452,229.88 and 972,161 is: 1,341,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,977 : 2,452,229.88 = 972,161 : x
  2. Step 2: Convert to fraction form
    1,776,977/2,452,229.88 = 972,161/x
  3. Step 3: Cross multiply
    1,776,977x = 2,452,229.88 × 972,161
  4. Step 4: Simplify right side
    1,776,977x = 2,383,962,252,370.68
  5. Step 5: Solve for x
    x = 2,383,962,252,370.68/1,776,977
  6. Step 6: Final answer
    x = 1,341,583.07

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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.