Home / 330,533.75-456,136.58-179,630.75

Finding the Fourth Proportional to 330,533.75, 456,136.58 and 179,630.75

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Solution

The fourth proportional to 330,533.75, 456,136.58 and 179,630.75 is: 247,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,533.75 : 456,136.58 = 179,630.75 : x
  2. Step 2: Convert to fraction form
    330,533.75/456,136.58 = 179,630.75/x
  3. Step 3: Cross multiply
    330,533.75x = 456,136.58 × 179,630.75
  4. Step 4: Simplify right side
    330,533.75x = 81,936,155,967.84
  5. Step 5: Solve for x
    x = 81,936,155,967.84/330,533.75
  6. Step 6: Final answer
    x = 247,890.44

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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.