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Finding the Fourth Proportional to 504,825.39, 757,074.15 and 167,775.48

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Solution

The fourth proportional to 504,825.39, 757,074.15 and 167,775.48 is: 251,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,825.39 : 757,074.15 = 167,775.48 : x
  2. Step 2: Convert to fraction form
    504,825.39/757,074.15 = 167,775.48/x
  3. Step 3: Cross multiply
    504,825.39x = 757,074.15 × 167,775.48
  4. Step 4: Simplify right side
    504,825.39x = 127,018,478,911.84
  5. Step 5: Solve for x
    x = 127,018,478,911.84/504,825.39
  6. Step 6: Final answer
    x = 251,608.74

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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.