Home / 1,042,252.40-1,562,212.20-443,111.60

Finding the Fourth Proportional to 1,042,252.40, 1,562,212.20 and 443,111.60

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Solution

The fourth proportional to 1,042,252.40, 1,562,212.20 and 443,111.60 is: 664,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,252.40 : 1,562,212.20 = 443,111.60 : x
  2. Step 2: Convert to fraction form
    1,042,252.40/1,562,212.20 = 443,111.60/x
  3. Step 3: Cross multiply
    1,042,252.40x = 1,562,212.20 × 443,111.60
  4. Step 4: Simplify right side
    1,042,252.40x = 692,234,347,481.52
  5. Step 5: Solve for x
    x = 692,234,347,481.52/1,042,252.40
  6. Step 6: Final answer
    x = 664,171.51

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1.5x scale

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.