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Finding the Fourth Proportional to 295,166.28, 407,329.54 and 167,849.68

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Solution

The fourth proportional to 295,166.28, 407,329.54 and 167,849.68 is: 231,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,166.28 : 407,329.54 = 167,849.68 : x
  2. Step 2: Convert to fraction form
    295,166.28/407,329.54 = 167,849.68/x
  3. Step 3: Cross multiply
    295,166.28x = 407,329.54 × 167,849.68
  4. Step 4: Simplify right side
    295,166.28x = 68,370,132,943.55
  5. Step 5: Solve for x
    x = 68,370,132,943.55/295,166.28
  6. Step 6: Final answer
    x = 231,632.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.