Home / 880,851.80-1,321,277.70-216,003.80

Finding the Fourth Proportional to 880,851.80, 1,321,277.70 and 216,003.80

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Solution

The fourth proportional to 880,851.80, 1,321,277.70 and 216,003.80 is: 324,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,851.80 : 1,321,277.70 = 216,003.80 : x
  2. Step 2: Convert to fraction form
    880,851.80/1,321,277.70 = 216,003.80/x
  3. Step 3: Cross multiply
    880,851.80x = 1,321,277.70 × 216,003.80
  4. Step 4: Simplify right side
    880,851.80x = 285,401,004,055.26
  5. Step 5: Solve for x
    x = 285,401,004,055.26/880,851.80
  6. Step 6: Final answer
    x = 324,005.70

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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.