Home / 327,685.36-452,279.55-214,442.50

Finding the Fourth Proportional to 327,685.36, 452,279.55 and 214,442.50

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Solution

The fourth proportional to 327,685.36, 452,279.55 and 214,442.50 is: 295,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,685.36 : 452,279.55 = 214,442.50 : x
  2. Step 2: Convert to fraction form
    327,685.36/452,279.55 = 214,442.50/x
  3. Step 3: Cross multiply
    327,685.36x = 452,279.55 × 214,442.50
  4. Step 4: Simplify right side
    327,685.36x = 96,987,957,400.88
  5. Step 5: Solve for x
    x = 96,987,957,400.88/327,685.36
  6. Step 6: Final answer
    x = 295,978.92

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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.