Home / 318,238.56-439,168.59-182,316.51

Finding the Fourth Proportional to 318,238.56, 439,168.59 and 182,316.51

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Solution

The fourth proportional to 318,238.56, 439,168.59 and 182,316.51 is: 251,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,238.56 : 439,168.59 = 182,316.51 : x
  2. Step 2: Convert to fraction form
    318,238.56/439,168.59 = 182,316.51/x
  3. Step 3: Cross multiply
    318,238.56x = 439,168.59 × 182,316.51
  4. Step 4: Simplify right side
    318,238.56x = 80,067,684,630.42
  5. Step 5: Solve for x
    x = 80,067,684,630.42/318,238.56
  6. Step 6: Final answer
    x = 251,596.43

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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.