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Finding the Fourth Proportional to 608,427.71, 839,596.28 and 332,731.16

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Solution

The fourth proportional to 608,427.71, 839,596.28 and 332,731.16 is: 459,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,427.71 : 839,596.28 = 332,731.16 : x
  2. Step 2: Convert to fraction form
    608,427.71/839,596.28 = 332,731.16/x
  3. Step 3: Cross multiply
    608,427.71x = 839,596.28 × 332,731.16
  4. Step 4: Simplify right side
    608,427.71x = 279,359,838,314.45
  5. Step 5: Solve for x
    x = 279,359,838,314.45/608,427.71
  6. Step 6: Final answer
    x = 459,150.42

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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.