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Finding the Fourth Proportional to 350,540.88, 525,900.02 and 97,821.34

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Solution

The fourth proportional to 350,540.88, 525,900.02 and 97,821.34 is: 146,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,540.88 : 525,900.02 = 97,821.34 : x
  2. Step 2: Convert to fraction form
    350,540.88/525,900.02 = 97,821.34/x
  3. Step 3: Cross multiply
    350,540.88x = 525,900.02 × 97,821.34
  4. Step 4: Simplify right side
    350,540.88x = 51,444,242,858.57
  5. Step 5: Solve for x
    x = 51,444,242,858.57/350,540.88
  6. Step 6: Final answer
    x = 146,756.76

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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.