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Finding the Fourth Proportional to 295,542.16, 407,848.63 and 168,217.75

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Solution

The fourth proportional to 295,542.16, 407,848.63 and 168,217.75 is: 232,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,542.16 : 407,848.63 = 168,217.75 : x
  2. Step 2: Convert to fraction form
    295,542.16/407,848.63 = 168,217.75/x
  3. Step 3: Cross multiply
    295,542.16x = 407,848.63 × 168,217.75
  4. Step 4: Simplify right side
    295,542.16x = 68,607,378,879.18
  5. Step 5: Solve for x
    x = 68,607,378,879.18/295,542.16
  6. Step 6: Final answer
    x = 232,140.75

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