Home / 248,180.10-372,270.15-220,623.90

Finding the Fourth Proportional to 248,180.10, 372,270.15 and 220,623.90

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Solution

The fourth proportional to 248,180.10, 372,270.15 and 220,623.90 is: 330,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,180.10 : 372,270.15 = 220,623.90 : x
  2. Step 2: Convert to fraction form
    248,180.10/372,270.15 = 220,623.90/x
  3. Step 3: Cross multiply
    248,180.10x = 372,270.15 × 220,623.90
  4. Step 4: Simplify right side
    248,180.10x = 82,131,692,346.59
  5. Step 5: Solve for x
    x = 82,131,692,346.59/248,180.10
  6. Step 6: Final answer
    x = 330,935.85

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1.5x scale

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.