Home / 601,917.44-830,628.07-329,976.04

Finding the Fourth Proportional to 601,917.44, 830,628.07 and 329,976.04

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Solution

The fourth proportional to 601,917.44, 830,628.07 and 329,976.04 is: 455,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,917.44 : 830,628.07 = 329,976.04 : x
  2. Step 2: Convert to fraction form
    601,917.44/830,628.07 = 329,976.04/x
  3. Step 3: Cross multiply
    601,917.44x = 830,628.07 × 329,976.04
  4. Step 4: Simplify right side
    601,917.44x = 274,087,359,601.56
  5. Step 5: Solve for x
    x = 274,087,359,601.56/601,917.44
  6. Step 6: Final answer
    x = 455,357.07

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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.