Home / 623,163.16-934,370.82-285,781.18

Finding the Fourth Proportional to 623,163.16, 934,370.82 and 285,781.18

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Solution

The fourth proportional to 623,163.16, 934,370.82 and 285,781.18 is: 428,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,163.16 : 934,370.82 = 285,781.18 : x
  2. Step 2: Convert to fraction form
    623,163.16/934,370.82 = 285,781.18/x
  3. Step 3: Cross multiply
    623,163.16x = 934,370.82 × 285,781.18
  4. Step 4: Simplify right side
    623,163.16x = 267,025,595,497.17
  5. Step 5: Solve for x
    x = 267,025,595,497.17/623,163.16
  6. Step 6: Final answer
    x = 428,500.29

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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.