Home / 451,630.21-623,250.58-247,682.57

Finding the Fourth Proportional to 451,630.21, 623,250.58 and 247,682.57

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Solution

The fourth proportional to 451,630.21, 623,250.58 and 247,682.57 is: 341,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,630.21 : 623,250.58 = 247,682.57 : x
  2. Step 2: Convert to fraction form
    451,630.21/623,250.58 = 247,682.57/x
  3. Step 3: Cross multiply
    451,630.21x = 623,250.58 × 247,682.57
  4. Step 4: Simplify right side
    451,630.21x = 154,368,304,169.98
  5. Step 5: Solve for x
    x = 154,368,304,169.98/451,630.21
  6. Step 6: Final answer
    x = 341,802.43

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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.