Home / 364,811.56-503,351.10-213,879.40

Finding the Fourth Proportional to 364,811.56, 503,351.10 and 213,879.40

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Solution

The fourth proportional to 364,811.56, 503,351.10 and 213,879.40 is: 295,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,811.56 : 503,351.10 = 213,879.40 : x
  2. Step 2: Convert to fraction form
    364,811.56/503,351.10 = 213,879.40/x
  3. Step 3: Cross multiply
    364,811.56x = 503,351.10 × 213,879.40
  4. Step 4: Simplify right side
    364,811.56x = 107,656,431,257.34
  5. Step 5: Solve for x
    x = 107,656,431,257.34/364,811.56
  6. Step 6: Final answer
    x = 295,101.48

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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.