Home / 550,212.93-759,112.34-332,340.20

Finding the Fourth Proportional to 550,212.93, 759,112.34 and 332,340.20

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Solution

The fourth proportional to 550,212.93, 759,112.34 and 332,340.20 is: 458,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,212.93 : 759,112.34 = 332,340.20 : x
  2. Step 2: Convert to fraction form
    550,212.93/759,112.34 = 332,340.20/x
  3. Step 3: Cross multiply
    550,212.93x = 759,112.34 × 332,340.20
  4. Step 4: Simplify right side
    550,212.93x = 252,283,543,102.51
  5. Step 5: Solve for x
    x = 252,283,543,102.51/550,212.93
  6. Step 6: Final answer
    x = 458,519.84

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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.