Home / 347,241.20-520,084.20-268,098.80

Finding the Fourth Proportional to 347,241.20, 520,084.20 and 268,098.80

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Solution

The fourth proportional to 347,241.20, 520,084.20 and 268,098.80 is: 401,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,241.20 : 520,084.20 = 268,098.80 : x
  2. Step 2: Convert to fraction form
    347,241.20/520,084.20 = 268,098.80/x
  3. Step 3: Cross multiply
    347,241.20x = 520,084.20 × 268,098.80
  4. Step 4: Simplify right side
    347,241.20x = 139,433,949,918.96
  5. Step 5: Solve for x
    x = 139,433,949,918.96/347,241.20
  6. Step 6: Final answer
    x = 401,547.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.