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Finding the Fourth Proportional to 364,186.80, 546,150.60 and 164,602.80

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Solution

The fourth proportional to 364,186.80, 546,150.60 and 164,602.80 is: 246,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,186.80 : 546,150.60 = 164,602.80 : x
  2. Step 2: Convert to fraction form
    364,186.80/546,150.60 = 164,602.80/x
  3. Step 3: Cross multiply
    364,186.80x = 546,150.60 × 164,602.80
  4. Step 4: Simplify right side
    364,186.80x = 89,897,917,981.68
  5. Step 5: Solve for x
    x = 89,897,917,981.68/364,186.80
  6. Step 6: Final answer
    x = 246,845.62

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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.