Home / 476,990.30-658,214.78-262,125.74

Finding the Fourth Proportional to 476,990.30, 658,214.78 and 262,125.74

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Solution

The fourth proportional to 476,990.30, 658,214.78 and 262,125.74 is: 361,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,990.30 : 658,214.78 = 262,125.74 : x
  2. Step 2: Convert to fraction form
    476,990.30/658,214.78 = 262,125.74/x
  3. Step 3: Cross multiply
    476,990.30x = 658,214.78 × 262,125.74
  4. Step 4: Simplify right side
    476,990.30x = 172,535,036,286.44
  5. Step 5: Solve for x
    x = 172,535,036,286.44/476,990.30
  6. Step 6: Final answer
    x = 361,716.03

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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.