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Finding the Fourth Proportional to 329,358.45, 454,462.98 and 191,567.87

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Solution

The fourth proportional to 329,358.45, 454,462.98 and 191,567.87 is: 264,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,358.45 : 454,462.98 = 191,567.87 : x
  2. Step 2: Convert to fraction form
    329,358.45/454,462.98 = 191,567.87/x
  3. Step 3: Cross multiply
    329,358.45x = 454,462.98 × 191,567.87
  4. Step 4: Simplify right side
    329,358.45x = 87,060,502,800.14
  5. Step 5: Solve for x
    x = 87,060,502,800.14/329,358.45
  6. Step 6: Final answer
    x = 264,333.59

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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.