Home / 388,187.23-582,274.35-174,836.47

Finding the Fourth Proportional to 388,187.23, 582,274.35 and 174,836.47

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Solution

The fourth proportional to 388,187.23, 582,274.35 and 174,836.47 is: 262,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,187.23 : 582,274.35 = 174,836.47 : x
  2. Step 2: Convert to fraction form
    388,187.23/582,274.35 = 174,836.47/x
  3. Step 3: Cross multiply
    388,187.23x = 582,274.35 × 174,836.47
  4. Step 4: Simplify right side
    388,187.23x = 101,802,791,051.36
  5. Step 5: Solve for x
    x = 101,802,791,051.36/388,187.23
  6. Step 6: Final answer
    x = 262,251.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.