Home / 263,529.60-394,516.80-174,883.20

Finding the Fourth Proportional to 263,529.60, 394,516.80 and 174,883.20

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Solution

The fourth proportional to 263,529.60, 394,516.80 and 174,883.20 is: 261,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,529.60 : 394,516.80 = 174,883.20 : x
  2. Step 2: Convert to fraction form
    263,529.60/394,516.80 = 174,883.20/x
  3. Step 3: Cross multiply
    263,529.60x = 394,516.80 × 174,883.20
  4. Step 4: Simplify right side
    263,529.60x = 68,994,360,437.76
  5. Step 5: Solve for x
    x = 68,994,360,437.76/263,529.60
  6. Step 6: Final answer
    x = 261,808.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.