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Finding the Fourth Proportional to 329,585.53, 454,840.28 and 186,337.03

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Solution

The fourth proportional to 329,585.53, 454,840.28 and 186,337.03 is: 257,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,585.53 : 454,840.28 = 186,337.03 : x
  2. Step 2: Convert to fraction form
    329,585.53/454,840.28 = 186,337.03/x
  3. Step 3: Cross multiply
    329,585.53x = 454,840.28 × 186,337.03
  4. Step 4: Simplify right side
    329,585.53x = 84,753,586,899.57
  5. Step 5: Solve for x
    x = 84,753,586,899.57/329,585.53
  6. Step 6: Final answer
    x = 257,152.03

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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.