Home / 429,511.75-593,022.77-268,439.20

Finding the Fourth Proportional to 429,511.75, 593,022.77 and 268,439.20

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Solution

The fourth proportional to 429,511.75, 593,022.77 and 268,439.20 is: 370,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,511.75 : 593,022.77 = 268,439.20 : x
  2. Step 2: Convert to fraction form
    429,511.75/593,022.77 = 268,439.20/x
  3. Step 3: Cross multiply
    429,511.75x = 593,022.77 × 268,439.20
  4. Step 4: Simplify right side
    429,511.75x = 159,190,556,142.48
  5. Step 5: Solve for x
    x = 159,190,556,142.48/429,511.75
  6. Step 6: Final answer
    x = 370,631.44

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1.5x scale

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.