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Finding the Fourth Proportional to 608,216.75, 839,333.57 and 336,291.65

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Solution

The fourth proportional to 608,216.75, 839,333.57 and 336,291.65 is: 464,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,216.75 : 839,333.57 = 336,291.65 : x
  2. Step 2: Convert to fraction form
    608,216.75/839,333.57 = 336,291.65/x
  3. Step 3: Cross multiply
    608,216.75x = 839,333.57 × 336,291.65
  4. Step 4: Simplify right side
    608,216.75x = 282,260,865,277.56
  5. Step 5: Solve for x
    x = 282,260,865,277.56/608,216.75
  6. Step 6: Final answer
    x = 464,079.41

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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.