Home / 823,234.32-1,235,131.20-444,191.04

Finding the Fourth Proportional to 823,234.32, 1,235,131.20 and 444,191.04

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Solution

The fourth proportional to 823,234.32, 1,235,131.20 and 444,191.04 is: 666,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,234.32 : 1,235,131.20 = 444,191.04 : x
  2. Step 2: Convert to fraction form
    823,234.32/1,235,131.20 = 444,191.04/x
  3. Step 3: Cross multiply
    823,234.32x = 1,235,131.20 × 444,191.04
  4. Step 4: Simplify right side
    823,234.32x = 548,634,212,264.45
  5. Step 5: Solve for x
    x = 548,634,212,264.45/823,234.32
  6. Step 6: Final answer
    x = 666,437.49

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Similar ratio
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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.