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Finding the Fourth Proportional to 350,525.90, 525,578.51 and 160,748.55

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Solution

The fourth proportional to 350,525.90, 525,578.51 and 160,748.55 is: 241,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,525.90 : 525,578.51 = 160,748.55 : x
  2. Step 2: Convert to fraction form
    350,525.90/525,578.51 = 160,748.55/x
  3. Step 3: Cross multiply
    350,525.90x = 525,578.51 × 160,748.55
  4. Step 4: Simplify right side
    350,525.90x = 84,485,983,795.53
  5. Step 5: Solve for x
    x = 84,485,983,795.53/350,525.90
  6. Step 6: Final answer
    x = 241,026.36

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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.