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Finding the Fourth Proportional to 301,003.62, 451,552.16 and 101,308.42

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Solution

The fourth proportional to 301,003.62, 451,552.16 and 101,308.42 is: 151,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,003.62 : 451,552.16 = 101,308.42 : x
  2. Step 2: Convert to fraction form
    301,003.62/451,552.16 = 101,308.42/x
  3. Step 3: Cross multiply
    301,003.62x = 451,552.16 × 101,308.42
  4. Step 4: Simplify right side
    301,003.62x = 45,746,035,877.19
  5. Step 5: Solve for x
    x = 45,746,035,877.19/301,003.62
  6. Step 6: Final answer
    x = 151,978.36

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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.