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Finding the Fourth Proportional to 329,527, 454,665.72 and 186,283.96

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Solution

The fourth proportional to 329,527, 454,665.72 and 186,283.96 is: 257,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,527 : 454,665.72 = 186,283.96 : x
  2. Step 2: Convert to fraction form
    329,527/454,665.72 = 186,283.96/x
  3. Step 3: Cross multiply
    329,527x = 454,665.72 × 186,283.96
  4. Step 4: Simplify right side
    329,527x = 84,696,930,797.85
  5. Step 5: Solve for x
    x = 84,696,930,797.85/329,527
  6. Step 6: Final answer
    x = 257,025.77

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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.