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Finding the Fourth Proportional to 235,392.32, 324,847.74 and 127,969.64

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Solution

The fourth proportional to 235,392.32, 324,847.74 and 127,969.64 is: 176,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,392.32 : 324,847.74 = 127,969.64 : x
  2. Step 2: Convert to fraction form
    235,392.32/324,847.74 = 127,969.64/x
  3. Step 3: Cross multiply
    235,392.32x = 324,847.74 × 127,969.64
  4. Step 4: Simplify right side
    235,392.32x = 41,570,648,342.61
  5. Step 5: Solve for x
    x = 41,570,648,342.61/235,392.32
  6. Step 6: Final answer
    x = 176,601.55

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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.