Home / 695,524.41-1,042,580.79-395,384.80

Finding the Fourth Proportional to 695,524.41, 1,042,580.79 and 395,384.80

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Solution

The fourth proportional to 695,524.41, 1,042,580.79 and 395,384.80 is: 592,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,524.41 : 1,042,580.79 = 395,384.80 : x
  2. Step 2: Convert to fraction form
    695,524.41/1,042,580.79 = 395,384.80/x
  3. Step 3: Cross multiply
    695,524.41x = 1,042,580.79 × 395,384.80
  4. Step 4: Simplify right side
    695,524.41x = 412,220,597,137.99
  5. Step 5: Solve for x
    x = 412,220,597,137.99/695,524.41
  6. Step 6: Final answer
    x = 592,675.96

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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.