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Finding the Fourth Proportional to 23,393,998.80, 35,041,231.80 and 19,412,686.80

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Solution

The fourth proportional to 23,393,998.80, 35,041,231.80 and 19,412,686.80 is: 29,077,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393,998.80 : 35,041,231.80 = 19,412,686.80 : x
  2. Step 2: Convert to fraction form
    23,393,998.80/35,041,231.80 = 19,412,686.80/x
  3. Step 3: Cross multiply
    23,393,998.80x = 35,041,231.80 × 19,412,686.80
  4. Step 4: Simplify right side
    23,393,998.80x = 680,244,458,019,600.25
  5. Step 5: Solve for x
    x = 680,244,458,019,600.25/23,393,998.80
  6. Step 6: Final answer
    x = 29,077,733.30

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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.