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Finding the Fourth Proportional to 536,467.16, 804,817.38 and 162,519.32

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Solution

The fourth proportional to 536,467.16, 804,817.38 and 162,519.32 is: 243,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,467.16 : 804,817.38 = 162,519.32 : x
  2. Step 2: Convert to fraction form
    536,467.16/804,817.38 = 162,519.32/x
  3. Step 3: Cross multiply
    536,467.16x = 804,817.38 × 162,519.32
  4. Step 4: Simplify right side
    536,467.16x = 130,798,373,321.78
  5. Step 5: Solve for x
    x = 130,798,373,321.78/536,467.16
  6. Step 6: Final answer
    x = 243,814.32

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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.