Home / 629,318.16-943,345.23-202,540.38

Finding the Fourth Proportional to 629,318.16, 943,345.23 and 202,540.38

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Solution

The fourth proportional to 629,318.16, 943,345.23 and 202,540.38 is: 303,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,318.16 : 943,345.23 = 202,540.38 : x
  2. Step 2: Convert to fraction form
    629,318.16/943,345.23 = 202,540.38/x
  3. Step 3: Cross multiply
    629,318.16x = 943,345.23 × 202,540.38
  4. Step 4: Simplify right side
    629,318.16x = 191,065,501,355.39
  5. Step 5: Solve for x
    x = 191,065,501,355.39/629,318.16
  6. Step 6: Final answer
    x = 303,607.16

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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.