Home / 301,623.29-416,135.95-192,791.28

Finding the Fourth Proportional to 301,623.29, 416,135.95 and 192,791.28

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Solution

The fourth proportional to 301,623.29, 416,135.95 and 192,791.28 is: 265,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,623.29 : 416,135.95 = 192,791.28 : x
  2. Step 2: Convert to fraction form
    301,623.29/416,135.95 = 192,791.28/x
  3. Step 3: Cross multiply
    301,623.29x = 416,135.95 × 192,791.28
  4. Step 4: Simplify right side
    301,623.29x = 80,227,381,490.56
  5. Step 5: Solve for x
    x = 80,227,381,490.56/301,623.29
  6. Step 6: Final answer
    x = 265,985.37

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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.