Home / 416,619.08-574,933.78-225,633.23

Finding the Fourth Proportional to 416,619.08, 574,933.78 and 225,633.23

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Solution

The fourth proportional to 416,619.08, 574,933.78 and 225,633.23 is: 311,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,619.08 : 574,933.78 = 225,633.23 : x
  2. Step 2: Convert to fraction form
    416,619.08/574,933.78 = 225,633.23/x
  3. Step 3: Cross multiply
    416,619.08x = 574,933.78 × 225,633.23
  4. Step 4: Simplify right side
    416,619.08x = 129,724,165,817.51
  5. Step 5: Solve for x
    x = 129,724,165,817.51/416,619.08
  6. Step 6: Final answer
    x = 311,373.56

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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.