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Finding the Fourth Proportional to 235,302.37, 324,722.12 and 127,879.36

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Solution

The fourth proportional to 235,302.37, 324,722.12 and 127,879.36 is: 176,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,302.37 : 324,722.12 = 127,879.36 : x
  2. Step 2: Convert to fraction form
    235,302.37/324,722.12 = 127,879.36/x
  3. Step 3: Cross multiply
    235,302.37x = 324,722.12 × 127,879.36
  4. Step 4: Simplify right side
    235,302.37x = 41,525,255,432.24
  5. Step 5: Solve for x
    x = 41,525,255,432.24/235,302.37
  6. Step 6: Final answer
    x = 176,476.15

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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.