Home / 669,383.16-923,755.18-367,583.48

Finding the Fourth Proportional to 669,383.16, 923,755.18 and 367,583.48

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Solution

The fourth proportional to 669,383.16, 923,755.18 and 367,583.48 is: 507,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,383.16 : 923,755.18 = 367,583.48 : x
  2. Step 2: Convert to fraction form
    669,383.16/923,755.18 = 367,583.48/x
  3. Step 3: Cross multiply
    669,383.16x = 923,755.18 × 367,583.48
  4. Step 4: Simplify right side
    669,383.16x = 339,557,143,732.43
  5. Step 5: Solve for x
    x = 339,557,143,732.43/669,383.16
  6. Step 6: Final answer
    x = 507,268.73

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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.