Home / 429,989.87-593,370.90-236,396.18

Finding the Fourth Proportional to 429,989.87, 593,370.90 and 236,396.18

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Solution

The fourth proportional to 429,989.87, 593,370.90 and 236,396.18 is: 326,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,989.87 : 593,370.90 = 236,396.18 : x
  2. Step 2: Convert to fraction form
    429,989.87/593,370.90 = 236,396.18/x
  3. Step 3: Cross multiply
    429,989.87x = 593,370.90 × 236,396.18
  4. Step 4: Simplify right side
    429,989.87x = 140,270,611,116.31
  5. Step 5: Solve for x
    x = 140,270,611,116.31/429,989.87
  6. Step 6: Final answer
    x = 326,218.41

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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.