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Finding the Fourth Proportional to 341,527.48, 471,334.62 and 190,647.16

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Solution

The fourth proportional to 341,527.48, 471,334.62 and 190,647.16 is: 263,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,527.48 : 471,334.62 = 190,647.16 : x
  2. Step 2: Convert to fraction form
    341,527.48/471,334.62 = 190,647.16/x
  3. Step 3: Cross multiply
    341,527.48x = 471,334.62 × 190,647.16
  4. Step 4: Simplify right side
    341,527.48x = 89,858,606,712.68
  5. Step 5: Solve for x
    x = 89,858,606,712.68/341,527.48
  6. Step 6: Final answer
    x = 263,107.98

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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.