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Finding the Fourth Proportional to 416,535.08, 574,860.83 and 300,344.12

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Solution

The fourth proportional to 416,535.08, 574,860.83 and 300,344.12 is: 414,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,535.08 : 574,860.83 = 300,344.12 : x
  2. Step 2: Convert to fraction form
    416,535.08/574,860.83 = 300,344.12/x
  3. Step 3: Cross multiply
    416,535.08x = 574,860.83 × 300,344.12
  4. Step 4: Simplify right side
    416,535.08x = 172,656,065,732.80
  5. Step 5: Solve for x
    x = 172,656,065,732.80/416,535.08
  6. Step 6: Final answer
    x = 414,505.47

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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.