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Finding the Fourth Proportional to 235,923.58, 353,636.11 and 169,327.61

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Solution

The fourth proportional to 235,923.58, 353,636.11 and 169,327.61 is: 253,812.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,923.58 : 353,636.11 = 169,327.61 : x
  2. Step 2: Convert to fraction form
    235,923.58/353,636.11 = 169,327.61/x
  3. Step 3: Cross multiply
    235,923.58x = 353,636.11 × 169,327.61
  4. Step 4: Simplify right side
    235,923.58x = 59,880,357,316.00
  5. Step 5: Solve for x
    x = 59,880,357,316.00/235,923.58
  6. Step 6: Final answer
    x = 253,812.52

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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.