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Finding the Fourth Proportional to 246,407.94, 339,734.88 and 205,630.83

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Solution

The fourth proportional to 246,407.94, 339,734.88 and 205,630.83 is: 283,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,407.94 : 339,734.88 = 205,630.83 : x
  2. Step 2: Convert to fraction form
    246,407.94/339,734.88 = 205,630.83/x
  3. Step 3: Cross multiply
    246,407.94x = 339,734.88 × 205,630.83
  4. Step 4: Simplify right side
    246,407.94x = 69,859,965,354.35
  5. Step 5: Solve for x
    x = 69,859,965,354.35/246,407.94
  6. Step 6: Final answer
    x = 283,513.45

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1.5x scale

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.