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Finding the Fourth Proportional to 608,166.14, 839,286.80 and 336,251.60

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Solution

The fourth proportional to 608,166.14, 839,286.80 and 336,251.60 is: 464,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,166.14 : 839,286.80 = 336,251.60 : x
  2. Step 2: Convert to fraction form
    608,166.14/839,286.80 = 336,251.60/x
  3. Step 3: Cross multiply
    608,166.14x = 839,286.80 × 336,251.60
  4. Step 4: Simplify right side
    608,166.14x = 282,211,523,481.19
  5. Step 5: Solve for x
    x = 282,211,523,481.19/608,166.14
  6. Step 6: Final answer
    x = 464,036.89

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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.