Home / 936,958.95-1,405,412.90-263,045.84

Finding the Fourth Proportional to 936,958.95, 1,405,412.90 and 263,045.84

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Solution

The fourth proportional to 936,958.95, 1,405,412.90 and 263,045.84 is: 394,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,958.95 : 1,405,412.90 = 263,045.84 : x
  2. Step 2: Convert to fraction form
    936,958.95/1,405,412.90 = 263,045.84/x
  3. Step 3: Cross multiply
    936,958.95x = 1,405,412.90 × 263,045.84
  4. Step 4: Simplify right side
    936,958.95x = 369,688,008,485.04
  5. Step 5: Solve for x
    x = 369,688,008,485.04/936,958.95
  6. Step 6: Final answer
    x = 394,561.59

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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.