Home / 486,175.16-670,958.84-268,425.83

Finding the Fourth Proportional to 486,175.16, 670,958.84 and 268,425.83

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Solution

The fourth proportional to 486,175.16, 670,958.84 and 268,425.83 is: 370,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,175.16 : 670,958.84 = 268,425.83 : x
  2. Step 2: Convert to fraction form
    486,175.16/670,958.84 = 268,425.83/x
  3. Step 3: Cross multiply
    486,175.16x = 670,958.84 × 268,425.83
  4. Step 4: Simplify right side
    486,175.16x = 180,102,685,871.30
  5. Step 5: Solve for x
    x = 180,102,685,871.30/486,175.16
  6. Step 6: Final answer
    x = 370,448.14

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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.