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Finding the Fourth Proportional to 444,725.66, 613,814.10 and 408,858.86

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Solution

The fourth proportional to 444,725.66, 613,814.10 and 408,858.86 is: 564,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,725.66 : 613,814.10 = 408,858.86 : x
  2. Step 2: Convert to fraction form
    444,725.66/613,814.10 = 408,858.86/x
  3. Step 3: Cross multiply
    444,725.66x = 613,814.10 × 408,858.86
  4. Step 4: Simplify right side
    444,725.66x = 250,963,333,177.93
  5. Step 5: Solve for x
    x = 250,963,333,177.93/444,725.66
  6. Step 6: Final answer
    x = 564,310.44

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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.