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Finding the Fourth Proportional to 329,333.05, 454,473.69 and 186,090.01

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Solution

The fourth proportional to 329,333.05, 454,473.69 and 186,090.01 is: 256,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,333.05 : 454,473.69 = 186,090.01 : x
  2. Step 2: Convert to fraction form
    329,333.05/454,473.69 = 186,090.01/x
  3. Step 3: Cross multiply
    329,333.05x = 454,473.69 × 186,090.01
  4. Step 4: Simplify right side
    329,333.05x = 84,573,013,516.84
  5. Step 5: Solve for x
    x = 84,573,013,516.84/329,333.05
  6. Step 6: Final answer
    x = 256,800.87

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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.