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Finding the Fourth Proportional to 202,973.87, 304,696.44 and 118,794.45

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Solution

The fourth proportional to 202,973.87, 304,696.44 and 118,794.45 is: 178,329.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,973.87 : 304,696.44 = 118,794.45 : x
  2. Step 2: Convert to fraction form
    202,973.87/304,696.44 = 118,794.45/x
  3. Step 3: Cross multiply
    202,973.87x = 304,696.44 × 118,794.45
  4. Step 4: Simplify right side
    202,973.87x = 36,196,246,006.76
  5. Step 5: Solve for x
    x = 36,196,246,006.76/202,973.87
  6. Step 6: Final answer
    x = 178,329.59

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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.