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Finding the Fourth Proportional to 495,396.44, 683,705.46 and 294,192.44

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Solution

The fourth proportional to 495,396.44, 683,705.46 and 294,192.44 is: 406,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,396.44 : 683,705.46 = 294,192.44 : x
  2. Step 2: Convert to fraction form
    495,396.44/683,705.46 = 294,192.44/x
  3. Step 3: Cross multiply
    495,396.44x = 683,705.46 × 294,192.44
  4. Step 4: Simplify right side
    495,396.44x = 201,140,977,518.72
  5. Step 5: Solve for x
    x = 201,140,977,518.72/495,396.44
  6. Step 6: Final answer
    x = 406,020.23

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Why These Related Problems?

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