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Finding the Fourth Proportional to 236,873.60, 326,889.60 and 141,361.76

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Solution

The fourth proportional to 236,873.60, 326,889.60 and 141,361.76 is: 195,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,873.60 : 326,889.60 = 141,361.76 : x
  2. Step 2: Convert to fraction form
    236,873.60/326,889.60 = 141,361.76/x
  3. Step 3: Cross multiply
    236,873.60x = 326,889.60 × 141,361.76
  4. Step 4: Simplify right side
    236,873.60x = 46,209,689,181.70
  5. Step 5: Solve for x
    x = 46,209,689,181.70/236,873.60
  6. Step 6: Final answer
    x = 195,081.64

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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.