Home / 356,227.47-491,595.48-195,083.64

Finding the Fourth Proportional to 356,227.47, 491,595.48 and 195,083.64

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Solution

The fourth proportional to 356,227.47, 491,595.48 and 195,083.64 is: 269,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,227.47 : 491,595.48 = 195,083.64 : x
  2. Step 2: Convert to fraction form
    356,227.47/491,595.48 = 195,083.64/x
  3. Step 3: Cross multiply
    356,227.47x = 491,595.48 × 195,083.64
  4. Step 4: Simplify right side
    356,227.47x = 95,902,235,645.95
  5. Step 5: Solve for x
    x = 95,902,235,645.95/356,227.47
  6. Step 6: Final answer
    x = 269,216.28

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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.