Home / 883,419.20-1,325,128.80-823,932.80

Finding the Fourth Proportional to 883,419.20, 1,325,128.80 and 823,932.80

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Solution

The fourth proportional to 883,419.20, 1,325,128.80 and 823,932.80 is: 1,235,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,419.20 : 1,325,128.80 = 823,932.80 : x
  2. Step 2: Convert to fraction form
    883,419.20/1,325,128.80 = 823,932.80/x
  3. Step 3: Cross multiply
    883,419.20x = 1,325,128.80 × 823,932.80
  4. Step 4: Simplify right side
    883,419.20x = 1,091,817,082,544.64
  5. Step 5: Solve for x
    x = 1,091,817,082,544.64/883,419.20
  6. Step 6: Final answer
    x = 1,235,899.20

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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.