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Finding the Fourth Proportional to 604,614.49, 906,891.84 and 225,505.69

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Solution

The fourth proportional to 604,614.49, 906,891.84 and 225,505.69 is: 338,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,614.49 : 906,891.84 = 225,505.69 : x
  2. Step 2: Convert to fraction form
    604,614.49/906,891.84 = 225,505.69/x
  3. Step 3: Cross multiply
    604,614.49x = 906,891.84 × 225,505.69
  4. Step 4: Simplify right side
    604,614.49x = 204,509,265,600.11
  5. Step 5: Solve for x
    x = 204,509,265,600.11/604,614.49
  6. Step 6: Final answer
    x = 338,247.38

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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.