Home / 431,923.56-596,017.22-278,968.52

Finding the Fourth Proportional to 431,923.56, 596,017.22 and 278,968.52

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Solution

The fourth proportional to 431,923.56, 596,017.22 and 278,968.52 is: 384,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,923.56 : 596,017.22 = 278,968.52 : x
  2. Step 2: Convert to fraction form
    431,923.56/596,017.22 = 278,968.52/x
  3. Step 3: Cross multiply
    431,923.56x = 596,017.22 × 278,968.52
  4. Step 4: Simplify right side
    431,923.56x = 166,270,041,757.91
  5. Step 5: Solve for x
    x = 166,270,041,757.91/431,923.56
  6. Step 6: Final answer
    x = 384,952.47

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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.