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Finding the Fourth Proportional to 350,255.88, 525,288.08 and 125,574.56

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Solution

The fourth proportional to 350,255.88, 525,288.08 and 125,574.56 is: 188,327.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,255.88 : 525,288.08 = 125,574.56 : x
  2. Step 2: Convert to fraction form
    350,255.88/525,288.08 = 125,574.56/x
  3. Step 3: Cross multiply
    350,255.88x = 525,288.08 × 125,574.56
  4. Step 4: Simplify right side
    350,255.88x = 65,962,819,519.24
  5. Step 5: Solve for x
    x = 65,962,819,519.24/350,255.88
  6. Step 6: Final answer
    x = 188,327.52

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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.