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Finding the Fourth Proportional to 341,365.10, 471,048.21 and 188,400.51

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Solution

The fourth proportional to 341,365.10, 471,048.21 and 188,400.51 is: 259,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,365.10 : 471,048.21 = 188,400.51 : x
  2. Step 2: Convert to fraction form
    341,365.10/471,048.21 = 188,400.51/x
  3. Step 3: Cross multiply
    341,365.10x = 471,048.21 × 188,400.51
  4. Step 4: Simplify right side
    341,365.10x = 88,745,722,998.59
  5. Step 5: Solve for x
    x = 88,745,722,998.59/341,365.10
  6. Step 6: Final answer
    x = 259,973.04

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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.