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Finding the Fourth Proportional to 637,318.44, 956,026.80 and 164,008.44

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Solution

The fourth proportional to 637,318.44, 956,026.80 and 164,008.44 is: 246,025.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,318.44 : 956,026.80 = 164,008.44 : x
  2. Step 2: Convert to fraction form
    637,318.44/956,026.80 = 164,008.44/x
  3. Step 3: Cross multiply
    637,318.44x = 956,026.80 × 164,008.44
  4. Step 4: Simplify right side
    637,318.44x = 156,796,464,066.19
  5. Step 5: Solve for x
    x = 156,796,464,066.19/637,318.44
  6. Step 6: Final answer
    x = 246,025.31

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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.