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Finding the Fourth Proportional to 204,841.93, 307,262.90 and 64,611.49

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Solution

The fourth proportional to 204,841.93, 307,262.90 and 64,611.49 is: 96,917.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,841.93 : 307,262.90 = 64,611.49 : x
  2. Step 2: Convert to fraction form
    204,841.93/307,262.90 = 64,611.49/x
  3. Step 3: Cross multiply
    204,841.93x = 307,262.90 × 64,611.49
  4. Step 4: Simplify right side
    204,841.93x = 19,852,711,931.35
  5. Step 5: Solve for x
    x = 19,852,711,931.35/204,841.93
  6. Step 6: Final answer
    x = 96,917.23

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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.