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Finding the Fourth Proportional to 350,469.62, 525,721.71 and 97,749.62

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Solution

The fourth proportional to 350,469.62, 525,721.71 and 97,749.62 is: 146,629.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,469.62 : 525,721.71 = 97,749.62 : x
  2. Step 2: Convert to fraction form
    350,469.62/525,721.71 = 97,749.62/x
  3. Step 3: Cross multiply
    350,469.62x = 525,721.71 × 97,749.62
  4. Step 4: Simplify right side
    350,469.62x = 51,389,097,378.25
  5. Step 5: Solve for x
    x = 51,389,097,378.25/350,469.62
  6. Step 6: Final answer
    x = 146,629.25

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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.