Home / 360,789.39-497,914.29-199,651.23

Finding the Fourth Proportional to 360,789.39, 497,914.29 and 199,651.23

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Solution

The fourth proportional to 360,789.39, 497,914.29 and 199,651.23 is: 275,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,789.39 : 497,914.29 = 199,651.23 : x
  2. Step 2: Convert to fraction form
    360,789.39/497,914.29 = 199,651.23/x
  3. Step 3: Cross multiply
    360,789.39x = 497,914.29 × 199,651.23
  4. Step 4: Simplify right side
    360,789.39x = 99,409,200,433.08
  5. Step 5: Solve for x
    x = 99,409,200,433.08/360,789.39
  6. Step 6: Final answer
    x = 275,532.49

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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.