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Finding the Fourth Proportional to 336,211.40, 503,874.30 and 247,046.60

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Solution

The fourth proportional to 336,211.40, 503,874.30 and 247,046.60 is: 370,244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,211.40 : 503,874.30 = 247,046.60 : x
  2. Step 2: Convert to fraction form
    336,211.40/503,874.30 = 247,046.60/x
  3. Step 3: Cross multiply
    336,211.40x = 503,874.30 × 247,046.60
  4. Step 4: Simplify right side
    336,211.40x = 124,480,432,642.38
  5. Step 5: Solve for x
    x = 124,480,432,642.38/336,211.40
  6. Step 6: Final answer
    x = 370,244.53

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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.