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Finding the Fourth Proportional to 608,251.38, 839,350.80 and 336,297.93

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Solution

The fourth proportional to 608,251.38, 839,350.80 and 336,297.93 is: 464,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,251.38 : 839,350.80 = 336,297.93 : x
  2. Step 2: Convert to fraction form
    608,251.38/839,350.80 = 336,297.93/x
  3. Step 3: Cross multiply
    608,251.38x = 839,350.80 × 336,297.93
  4. Step 4: Simplify right side
    608,251.38x = 282,271,936,583.84
  5. Step 5: Solve for x
    x = 282,271,936,583.84/608,251.38
  6. Step 6: Final answer
    x = 464,071.18

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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.