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Finding the Fourth Proportional to 341,969.00, 471,941.64 and 189,003.90

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Solution

The fourth proportional to 341,969.00, 471,941.64 and 189,003.90 is: 260,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,969.00 : 471,941.64 = 189,003.90 : x
  2. Step 2: Convert to fraction form
    341,969.00/471,941.64 = 189,003.90/x
  3. Step 3: Cross multiply
    341,969.00x = 471,941.64 × 189,003.90
  4. Step 4: Simplify right side
    341,969.00x = 89,198,810,532.40
  5. Step 5: Solve for x
    x = 89,198,810,532.40/341,969.00
  6. Step 6: Final answer
    x = 260,838.88

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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.