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Finding the Fourth Proportional to 504,765.59, 756,984.53 and 167,715.72

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Solution

The fourth proportional to 504,765.59, 756,984.53 and 167,715.72 is: 251,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,765.59 : 756,984.53 = 167,715.72 : x
  2. Step 2: Convert to fraction form
    504,765.59/756,984.53 = 167,715.72/x
  3. Step 3: Cross multiply
    504,765.59x = 756,984.53 × 167,715.72
  4. Step 4: Simplify right side
    504,765.59x = 126,958,204,639.23
  5. Step 5: Solve for x
    x = 126,958,204,639.23/504,765.59
  6. Step 6: Final answer
    x = 251,519.14

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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.