Home / 356,328.14-491,732.96-195,185.82

Finding the Fourth Proportional to 356,328.14, 491,732.96 and 195,185.82

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Solution

The fourth proportional to 356,328.14, 491,732.96 and 195,185.82 is: 269,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,328.14 : 491,732.96 = 195,185.82 : x
  2. Step 2: Convert to fraction form
    356,328.14/491,732.96 = 195,185.82/x
  3. Step 3: Cross multiply
    356,328.14x = 491,732.96 × 195,185.82
  4. Step 4: Simplify right side
    356,328.14x = 95,979,301,018.63
  5. Step 5: Solve for x
    x = 95,979,301,018.63/356,328.14
  6. Step 6: Final answer
    x = 269,356.50

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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.