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Finding the Fourth Proportional to 341,973.83, 471,909.22 and 189,004.11

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Solution

The fourth proportional to 341,973.83, 471,909.22 and 189,004.11 is: 260,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,973.83 : 471,909.22 = 189,004.11 : x
  2. Step 2: Convert to fraction form
    341,973.83/471,909.22 = 189,004.11/x
  3. Step 3: Cross multiply
    341,973.83x = 471,909.22 × 189,004.11
  4. Step 4: Simplify right side
    341,973.83x = 89,192,782,126.89
  5. Step 5: Solve for x
    x = 89,192,782,126.89/341,973.83
  6. Step 6: Final answer
    x = 260,817.57

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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.