Home / 382,023.54-526,972.87-238,534.47

Finding the Fourth Proportional to 382,023.54, 526,972.87 and 238,534.47

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Solution

The fourth proportional to 382,023.54, 526,972.87 and 238,534.47 is: 329,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,023.54 : 526,972.87 = 238,534.47 : x
  2. Step 2: Convert to fraction form
    382,023.54/526,972.87 = 238,534.47/x
  3. Step 3: Cross multiply
    382,023.54x = 526,972.87 × 238,534.47
  4. Step 4: Simplify right side
    382,023.54x = 125,701,194,548.00
  5. Step 5: Solve for x
    x = 125,701,194,548.00/382,023.54
  6. Step 6: Final answer
    x = 329,040.44

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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.