Home / 777,858.75-1,166,984.96-216,893.25

Finding the Fourth Proportional to 777,858.75, 1,166,984.96 and 216,893.25

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Solution

The fourth proportional to 777,858.75, 1,166,984.96 and 216,893.25 is: 325,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,858.75 : 1,166,984.96 = 216,893.25 : x
  2. Step 2: Convert to fraction form
    777,858.75/1,166,984.96 = 216,893.25/x
  3. Step 3: Cross multiply
    777,858.75x = 1,166,984.96 × 216,893.25
  4. Step 4: Simplify right side
    777,858.75x = 253,111,159,591.05
  5. Step 5: Solve for x
    x = 253,111,159,591.05/777,858.75
  6. Step 6: Final answer
    x = 325,394.76

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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.