Home / 417,926.42-576,727.35-236,655.56

Finding the Fourth Proportional to 417,926.42, 576,727.35 and 236,655.56

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Solution

The fourth proportional to 417,926.42, 576,727.35 and 236,655.56 is: 326,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,926.42 : 576,727.35 = 236,655.56 : x
  2. Step 2: Convert to fraction form
    417,926.42/576,727.35 = 236,655.56/x
  3. Step 3: Cross multiply
    417,926.42x = 576,727.35 × 236,655.56
  4. Step 4: Simplify right side
    417,926.42x = 136,485,734,535.93
  5. Step 5: Solve for x
    x = 136,485,734,535.93/417,926.42
  6. Step 6: Final answer
    x = 326,578.38

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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.