Home / 360,764.18-497,783.79-199,589.12

Finding the Fourth Proportional to 360,764.18, 497,783.79 and 199,589.12

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Solution

The fourth proportional to 360,764.18, 497,783.79 and 199,589.12 is: 275,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,764.18 : 497,783.79 = 199,589.12 : x
  2. Step 2: Convert to fraction form
    360,764.18/497,783.79 = 199,589.12/x
  3. Step 3: Cross multiply
    360,764.18x = 497,783.79 × 199,589.12
  4. Step 4: Simplify right side
    360,764.18x = 99,352,228,596.36
  5. Step 5: Solve for x
    x = 99,352,228,596.36/360,764.18
  6. Step 6: Final answer
    x = 275,393.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.