Home / 822,187.24-1,233,261.66-378,955.24

Finding the Fourth Proportional to 822,187.24, 1,233,261.66 and 378,955.24

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Solution

The fourth proportional to 822,187.24, 1,233,261.66 and 378,955.24 is: 568,424.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,187.24 : 1,233,261.66 = 378,955.24 : x
  2. Step 2: Convert to fraction form
    822,187.24/1,233,261.66 = 378,955.24/x
  3. Step 3: Cross multiply
    822,187.24x = 1,233,261.66 × 378,955.24
  4. Step 4: Simplify right side
    822,187.24x = 467,350,968,348.10
  5. Step 5: Solve for x
    x = 467,350,968,348.10/822,187.24
  6. Step 6: Final answer
    x = 568,424.01

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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.