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Finding the Fourth Proportional to 608,366.70, 839,530.17 and 336,427.02

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Solution

The fourth proportional to 608,366.70, 839,530.17 and 336,427.02 is: 464,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,366.70 : 839,530.17 = 336,427.02 : x
  2. Step 2: Convert to fraction form
    608,366.70/839,530.17 = 336,427.02/x
  3. Step 3: Cross multiply
    608,366.70x = 839,530.17 × 336,427.02
  4. Step 4: Simplify right side
    608,366.70x = 282,440,633,293.19
  5. Step 5: Solve for x
    x = 282,440,633,293.19/608,366.70
  6. Step 6: Final answer
    x = 464,260.51

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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.