Home / 351,390.30-484,912.76-190,244.04

Finding the Fourth Proportional to 351,390.30, 484,912.76 and 190,244.04

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Solution

The fourth proportional to 351,390.30, 484,912.76 and 190,244.04 is: 262,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,390.30 : 484,912.76 = 190,244.04 : x
  2. Step 2: Convert to fraction form
    351,390.30/484,912.76 = 190,244.04/x
  3. Step 3: Cross multiply
    351,390.30x = 484,912.76 × 190,244.04
  4. Step 4: Simplify right side
    351,390.30x = 92,251,761,558.73
  5. Step 5: Solve for x
    x = 92,251,761,558.73/351,390.30
  6. Step 6: Final answer
    x = 262,533.60

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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.