Home / 361,927.18-499,460.09-200,782.23

Finding the Fourth Proportional to 361,927.18, 499,460.09 and 200,782.23

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Solution

The fourth proportional to 361,927.18, 499,460.09 and 200,782.23 is: 277,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,927.18 : 499,460.09 = 200,782.23 : x
  2. Step 2: Convert to fraction form
    361,927.18/499,460.09 = 200,782.23/x
  3. Step 3: Cross multiply
    361,927.18x = 499,460.09 × 200,782.23
  4. Step 4: Simplify right side
    361,927.18x = 100,282,708,918.71
  5. Step 5: Solve for x
    x = 100,282,708,918.71/361,927.18
  6. Step 6: Final answer
    x = 277,079.80

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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.