Home / 490,651.02-735,976.26-130,822.02

Finding the Fourth Proportional to 490,651.02, 735,976.26 and 130,822.02

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Solution

The fourth proportional to 490,651.02, 735,976.26 and 130,822.02 is: 196,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,651.02 : 735,976.26 = 130,822.02 : x
  2. Step 2: Convert to fraction form
    490,651.02/735,976.26 = 130,822.02/x
  3. Step 3: Cross multiply
    490,651.02x = 735,976.26 × 130,822.02
  4. Step 4: Simplify right side
    490,651.02x = 96,281,901,005.25
  5. Step 5: Solve for x
    x = 96,281,901,005.25/490,651.02
  6. Step 6: Final answer
    x = 196,232.96

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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.