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Finding the Fourth Proportional to 205,801.60, 308,241.60 and 168,937.60

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Solution

The fourth proportional to 205,801.60, 308,241.60 and 168,937.60 is: 253,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,801.60 : 308,241.60 = 168,937.60 : x
  2. Step 2: Convert to fraction form
    205,801.60/308,241.60 = 168,937.60/x
  3. Step 3: Cross multiply
    205,801.60x = 308,241.60 × 168,937.60
  4. Step 4: Simplify right side
    205,801.60x = 52,073,596,124.16
  5. Step 5: Solve for x
    x = 52,073,596,124.16/205,801.60
  6. Step 6: Final answer
    x = 253,028.14

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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.