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Finding the Fourth Proportional to 504,768.58, 756,989.04 and 167,718.72

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Solution

The fourth proportional to 504,768.58, 756,989.04 and 167,718.72 is: 251,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,768.58 : 756,989.04 = 167,718.72 : x
  2. Step 2: Convert to fraction form
    504,768.58/756,989.04 = 167,718.72/x
  3. Step 3: Cross multiply
    504,768.58x = 756,989.04 × 167,718.72
  4. Step 4: Simplify right side
    504,768.58x = 126,961,232,052.42
  5. Step 5: Solve for x
    x = 126,961,232,052.42/504,768.58
  6. Step 6: Final answer
    x = 251,523.64

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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.