Home / 429,815.12-593,117.64-238,817.36

Finding the Fourth Proportional to 429,815.12, 593,117.64 and 238,817.36

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Solution

The fourth proportional to 429,815.12, 593,117.64 and 238,817.36 is: 329,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,815.12 : 593,117.64 = 238,817.36 : x
  2. Step 2: Convert to fraction form
    429,815.12/593,117.64 = 238,817.36/x
  3. Step 3: Cross multiply
    429,815.12x = 593,117.64 × 238,817.36
  4. Step 4: Simplify right side
    429,815.12x = 141,646,788,954.23
  5. Step 5: Solve for x
    x = 141,646,788,954.23/429,815.12
  6. Step 6: Final answer
    x = 329,552.83

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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.