Home / 789,054.06-1,184,423.49-339,996.54

Finding the Fourth Proportional to 789,054.06, 1,184,423.49 and 339,996.54

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Solution

The fourth proportional to 789,054.06, 1,184,423.49 and 339,996.54 is: 510,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,054.06 : 1,184,423.49 = 339,996.54 : x
  2. Step 2: Convert to fraction form
    789,054.06/1,184,423.49 = 339,996.54/x
  3. Step 3: Cross multiply
    789,054.06x = 1,184,423.49 × 339,996.54
  4. Step 4: Simplify right side
    789,054.06x = 402,699,888,494.73
  5. Step 5: Solve for x
    x = 402,699,888,494.73/789,054.06
  6. Step 6: Final answer
    x = 510,357.79

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Double scale
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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.