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Finding the Fourth Proportional to 329,557.52, 454,771.58 and 186,309.02

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Solution

The fourth proportional to 329,557.52, 454,771.58 and 186,309.02 is: 257,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,557.52 : 454,771.58 = 186,309.02 : x
  2. Step 2: Convert to fraction form
    329,557.52/454,771.58 = 186,309.02/x
  3. Step 3: Cross multiply
    329,557.52x = 454,771.58 × 186,309.02
  4. Step 4: Simplify right side
    329,557.52x = 84,728,047,393.65
  5. Step 5: Solve for x
    x = 84,728,047,393.65/329,557.52
  6. Step 6: Final answer
    x = 257,096.39

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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.