Home / 746,659.08-1,119,883.86-214,225.56

Finding the Fourth Proportional to 746,659.08, 1,119,883.86 and 214,225.56

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Solution

The fourth proportional to 746,659.08, 1,119,883.86 and 214,225.56 is: 321,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,659.08 : 1,119,883.86 = 214,225.56 : x
  2. Step 2: Convert to fraction form
    746,659.08/1,119,883.86 = 214,225.56/x
  3. Step 3: Cross multiply
    746,659.08x = 1,119,883.86 × 214,225.56
  4. Step 4: Simplify right side
    746,659.08x = 239,907,747,043.46
  5. Step 5: Solve for x
    x = 239,907,747,043.46/746,659.08
  6. Step 6: Final answer
    x = 321,308.28

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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.