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Finding the Fourth Proportional to 574,521.48, 862,175.76 and 200,544.48

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Solution

The fourth proportional to 574,521.48, 862,175.76 and 200,544.48 is: 300,954.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,521.48 : 862,175.76 = 200,544.48 : x
  2. Step 2: Convert to fraction form
    574,521.48/862,175.76 = 200,544.48/x
  3. Step 3: Cross multiply
    574,521.48x = 862,175.76 × 200,544.48
  4. Step 4: Simplify right side
    574,521.48x = 172,904,589,457.81
  5. Step 5: Solve for x
    x = 172,904,589,457.81/574,521.48
  6. Step 6: Final answer
    x = 300,954.09

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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.