Home / 451,176.38-622,623.40-269,895.95

Finding the Fourth Proportional to 451,176.38, 622,623.40 and 269,895.95

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Solution

The fourth proportional to 451,176.38, 622,623.40 and 269,895.95 is: 372,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,176.38 : 622,623.40 = 269,895.95 : x
  2. Step 2: Convert to fraction form
    451,176.38/622,623.40 = 269,895.95/x
  3. Step 3: Cross multiply
    451,176.38x = 622,623.40 × 269,895.95
  4. Step 4: Simplify right side
    451,176.38x = 168,043,534,035.23
  5. Step 5: Solve for x
    x = 168,043,534,035.23/451,176.38
  6. Step 6: Final answer
    x = 372,456.41

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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.