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Finding the Fourth Proportional to 235,240.94, 324,633.96 and 127,810.91

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Solution

The fourth proportional to 235,240.94, 324,633.96 and 127,810.91 is: 176,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,240.94 : 324,633.96 = 127,810.91 : x
  2. Step 2: Convert to fraction form
    235,240.94/324,633.96 = 127,810.91/x
  3. Step 3: Cross multiply
    235,240.94x = 324,633.96 × 127,810.91
  4. Step 4: Simplify right side
    235,240.94x = 41,491,762,656.09
  5. Step 5: Solve for x
    x = 41,491,762,656.09/235,240.94
  6. Step 6: Final answer
    x = 176,379.85

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1.5x scale

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.