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Finding the Fourth Proportional to 235,330.41, 324,756 and 127,900.44

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Solution

The fourth proportional to 235,330.41, 324,756 and 127,900.44 is: 176,502.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,330.41 : 324,756 = 127,900.44 : x
  2. Step 2: Convert to fraction form
    235,330.41/324,756 = 127,900.44/x
  3. Step 3: Cross multiply
    235,330.41x = 324,756 × 127,900.44
  4. Step 4: Simplify right side
    235,330.41x = 41,536,435,292.64
  5. Step 5: Solve for x
    x = 41,536,435,292.64/235,330.41
  6. Step 6: Final answer
    x = 176,502.63

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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.