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Finding the Fourth Proportional to 429,884.16, 593,195.04 and 238,866.72

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Solution

The fourth proportional to 429,884.16, 593,195.04 and 238,866.72 is: 329,611.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,884.16 : 593,195.04 = 238,866.72 : x
  2. Step 2: Convert to fraction form
    429,884.16/593,195.04 = 238,866.72/x
  3. Step 3: Cross multiply
    429,884.16x = 593,195.04 × 238,866.72
  4. Step 4: Simplify right side
    429,884.16x = 141,694,553,525.07
  5. Step 5: Solve for x
    x = 141,694,553,525.07/429,884.16
  6. Step 6: Final answer
    x = 329,611.01

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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.