Home / 676,406.30-1,014,609.54-170,968.73

Finding the Fourth Proportional to 676,406.30, 1,014,609.54 and 170,968.73

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Solution

The fourth proportional to 676,406.30, 1,014,609.54 and 170,968.73 is: 256,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,406.30 : 1,014,609.54 = 170,968.73 : x
  2. Step 2: Convert to fraction form
    676,406.30/1,014,609.54 = 170,968.73/x
  3. Step 3: Cross multiply
    676,406.30x = 1,014,609.54 × 170,968.73
  4. Step 4: Simplify right side
    676,406.30x = 173,466,500,067.77
  5. Step 5: Solve for x
    x = 173,466,500,067.77/676,406.30
  6. Step 6: Final answer
    x = 256,453.11

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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.