Home / 789,789.48-1,089,934.50-432,093.48

Finding the Fourth Proportional to 789,789.48, 1,089,934.50 and 432,093.48

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Solution

The fourth proportional to 789,789.48, 1,089,934.50 and 432,093.48 is: 596,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,789.48 : 1,089,934.50 = 432,093.48 : x
  2. Step 2: Convert to fraction form
    789,789.48/1,089,934.50 = 432,093.48/x
  3. Step 3: Cross multiply
    789,789.48x = 1,089,934.50 × 432,093.48
  4. Step 4: Simplify right side
    789,789.48x = 470,953,591,077.06
  5. Step 5: Solve for x
    x = 470,953,591,077.06/789,789.48
  6. Step 6: Final answer
    x = 596,302.69

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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.