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Finding the Fourth Proportional to 624,349.80, 936,351.90 and 250,410.60

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Solution

The fourth proportional to 624,349.80, 936,351.90 and 250,410.60 is: 375,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,349.80 : 936,351.90 = 250,410.60 : x
  2. Step 2: Convert to fraction form
    624,349.80/936,351.90 = 250,410.60/x
  3. Step 3: Cross multiply
    624,349.80x = 936,351.90 × 250,410.60
  4. Step 4: Simplify right side
    624,349.80x = 234,472,441,090.14
  5. Step 5: Solve for x
    x = 234,472,441,090.14/624,349.80
  6. Step 6: Final answer
    x = 375,546.59

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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.