Home / 356,333.77-491,727.37-195,190.14

Finding the Fourth Proportional to 356,333.77, 491,727.37 and 195,190.14

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Solution

The fourth proportional to 356,333.77, 491,727.37 and 195,190.14 is: 269,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,333.77 : 491,727.37 = 195,190.14 : x
  2. Step 2: Convert to fraction form
    356,333.77/491,727.37 = 195,190.14/x
  3. Step 3: Cross multiply
    356,333.77x = 491,727.37 × 195,190.14
  4. Step 4: Simplify right side
    356,333.77x = 95,980,334,192.13
  5. Step 5: Solve for x
    x = 95,980,334,192.13/356,333.77
  6. Step 6: Final answer
    x = 269,355.14

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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.