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Finding the Fourth Proportional to 488,544.48, 732,728.88 and 173,003.04

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Solution

The fourth proportional to 488,544.48, 732,728.88 and 173,003.04 is: 259,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,544.48 : 732,728.88 = 173,003.04 : x
  2. Step 2: Convert to fraction form
    488,544.48/732,728.88 = 173,003.04/x
  3. Step 3: Cross multiply
    488,544.48x = 732,728.88 × 173,003.04
  4. Step 4: Simplify right side
    488,544.48x = 126,764,323,735.80
  5. Step 5: Solve for x
    x = 126,764,323,735.80/488,544.48
  6. Step 6: Final answer
    x = 259,473.45

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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.