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Finding the Fourth Proportional to 334,893.30, 502,331.85 and 201,672.60

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Solution

The fourth proportional to 334,893.30, 502,331.85 and 201,672.60 is: 302,504.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,893.30 : 502,331.85 = 201,672.60 : x
  2. Step 2: Convert to fraction form
    334,893.30/502,331.85 = 201,672.60/x
  3. Step 3: Cross multiply
    334,893.30x = 502,331.85 × 201,672.60
  4. Step 4: Simplify right side
    334,893.30x = 101,306,570,252.31
  5. Step 5: Solve for x
    x = 101,306,570,252.31/334,893.30
  6. Step 6: Final answer
    x = 302,504.02

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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.