Home / 822,803.54-1,135,369.39-474,058.03

Finding the Fourth Proportional to 822,803.54, 1,135,369.39 and 474,058.03

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Solution

The fourth proportional to 822,803.54, 1,135,369.39 and 474,058.03 is: 654,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,803.54 : 1,135,369.39 = 474,058.03 : x
  2. Step 2: Convert to fraction form
    822,803.54/1,135,369.39 = 474,058.03/x
  3. Step 3: Cross multiply
    822,803.54x = 1,135,369.39 × 474,058.03
  4. Step 4: Simplify right side
    822,803.54x = 538,230,978,936.33
  5. Step 5: Solve for x
    x = 538,230,978,936.33/822,803.54
  6. Step 6: Final answer
    x = 654,142.76

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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.