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Finding the Fourth Proportional to 607,814.46, 911,760.60 and 233,837.46

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Solution

The fourth proportional to 607,814.46, 911,760.60 and 233,837.46 is: 350,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,814.46 : 911,760.60 = 233,837.46 : x
  2. Step 2: Convert to fraction form
    607,814.46/911,760.60 = 233,837.46/x
  3. Step 3: Cross multiply
    607,814.46x = 911,760.60 × 233,837.46
  4. Step 4: Simplify right side
    607,814.46x = 213,203,782,832.08
  5. Step 5: Solve for x
    x = 213,203,782,832.08/607,814.46
  6. Step 6: Final answer
    x = 350,771.16

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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.