Home / 373,867.29-515,934.23-204,101.42

Finding the Fourth Proportional to 373,867.29, 515,934.23 and 204,101.42

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Solution

The fourth proportional to 373,867.29, 515,934.23 and 204,101.42 is: 281,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,867.29 : 515,934.23 = 204,101.42 : x
  2. Step 2: Convert to fraction form
    373,867.29/515,934.23 = 204,101.42/x
  3. Step 3: Cross multiply
    373,867.29x = 515,934.23 × 204,101.42
  4. Step 4: Simplify right side
    373,867.29x = 105,302,906,900.19
  5. Step 5: Solve for x
    x = 105,302,906,900.19/373,867.29
  6. Step 6: Final answer
    x = 281,658.52

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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.