Home / 424,122.14-585,289.74-242,836.86

Finding the Fourth Proportional to 424,122.14, 585,289.74 and 242,836.86

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Solution

The fourth proportional to 424,122.14, 585,289.74 and 242,836.86 is: 335,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,122.14 : 585,289.74 = 242,836.86 : x
  2. Step 2: Convert to fraction form
    424,122.14/585,289.74 = 242,836.86/x
  3. Step 3: Cross multiply
    424,122.14x = 585,289.74 × 242,836.86
  4. Step 4: Simplify right side
    424,122.14x = 142,129,922,651.82
  5. Step 5: Solve for x
    x = 142,129,922,651.82/424,122.14
  6. Step 6: Final answer
    x = 335,115.55

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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.