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Finding the Fourth Proportional to 504,815.39, 757,059.15 and 167,765.48

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Solution

The fourth proportional to 504,815.39, 757,059.15 and 167,765.48 is: 251,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,815.39 : 757,059.15 = 167,765.48 : x
  2. Step 2: Convert to fraction form
    504,815.39/757,059.15 = 167,765.48/x
  3. Step 3: Cross multiply
    504,815.39x = 757,059.15 × 167,765.48
  4. Step 4: Simplify right side
    504,815.39x = 127,008,391,688.14
  5. Step 5: Solve for x
    x = 127,008,391,688.14/504,815.39
  6. Step 6: Final answer
    x = 251,593.74

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1.5x scale

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.