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Finding the Fourth Proportional to 375,067.04, 517,606.80 and 213,948.32

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Solution

The fourth proportional to 375,067.04, 517,606.80 and 213,948.32 is: 295,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,067.04 : 517,606.80 = 213,948.32 : x
  2. Step 2: Convert to fraction form
    375,067.04/517,606.80 = 213,948.32/x
  3. Step 3: Cross multiply
    375,067.04x = 517,606.80 × 213,948.32
  4. Step 4: Simplify right side
    375,067.04x = 110,741,105,280.58
  5. Step 5: Solve for x
    x = 110,741,105,280.58/375,067.04
  6. Step 6: Final answer
    x = 295,256.83

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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.