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Finding the Fourth Proportional to 608,680.32, 839,996.64 and 333,054.72

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Solution

The fourth proportional to 608,680.32, 839,996.64 and 333,054.72 is: 459,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,680.32 : 839,996.64 = 333,054.72 : x
  2. Step 2: Convert to fraction form
    608,680.32/839,996.64 = 333,054.72/x
  3. Step 3: Cross multiply
    608,680.32x = 839,996.64 × 333,054.72
  4. Step 4: Simplify right side
    608,680.32x = 279,764,845,736.14
  5. Step 5: Solve for x
    x = 279,764,845,736.14/608,680.32
  6. Step 6: Final answer
    x = 459,625.25

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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.