Home / 301,511.55-452,267.33-285,181.95

Finding the Fourth Proportional to 301,511.55, 452,267.33 and 285,181.95

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Solution

The fourth proportional to 301,511.55, 452,267.33 and 285,181.95 is: 427,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,511.55 : 452,267.33 = 285,181.95 : x
  2. Step 2: Convert to fraction form
    301,511.55/452,267.33 = 285,181.95/x
  3. Step 3: Cross multiply
    301,511.55x = 452,267.33 × 285,181.95
  4. Step 4: Simplify right side
    301,511.55x = 128,978,477,664.78
  5. Step 5: Solve for x
    x = 128,978,477,664.78/301,511.55
  6. Step 6: Final answer
    x = 427,772.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.