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Finding the Fourth Proportional to 235,323.59, 324,749.07 and 127,893.63

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Solution

The fourth proportional to 235,323.59, 324,749.07 and 127,893.63 is: 176,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,323.59 : 324,749.07 = 127,893.63 : x
  2. Step 2: Convert to fraction form
    235,323.59/324,749.07 = 127,893.63/x
  3. Step 3: Cross multiply
    235,323.59x = 324,749.07 × 127,893.63
  4. Step 4: Simplify right side
    235,323.59x = 41,533,336,761.96
  5. Step 5: Solve for x
    x = 41,533,336,761.96/235,323.59
  6. Step 6: Final answer
    x = 176,494.57

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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.