Home / 939,823.70-1,296,958.18-510,104

Finding the Fourth Proportional to 939,823.70, 1,296,958.18 and 510,104

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Solution

The fourth proportional to 939,823.70, 1,296,958.18 and 510,104 is: 703,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,823.70 : 1,296,958.18 = 510,104 : x
  2. Step 2: Convert to fraction form
    939,823.70/1,296,958.18 = 510,104/x
  3. Step 3: Cross multiply
    939,823.70x = 1,296,958.18 × 510,104
  4. Step 4: Simplify right side
    939,823.70x = 661,583,555,450.72
  5. Step 5: Solve for x
    x = 661,583,555,450.72/939,823.70
  6. Step 6: Final answer
    x = 703,944.32

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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.