Home / 323,985.49-485,584.23-229,242.97

Finding the Fourth Proportional to 323,985.49, 485,584.23 and 229,242.97

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Solution

The fourth proportional to 323,985.49, 485,584.23 and 229,242.97 is: 343,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,985.49 : 485,584.23 = 229,242.97 : x
  2. Step 2: Convert to fraction form
    323,985.49/485,584.23 = 229,242.97/x
  3. Step 3: Cross multiply
    323,985.49x = 485,584.23 × 229,242.97
  4. Step 4: Simplify right side
    323,985.49x = 111,316,772,537.01
  5. Step 5: Solve for x
    x = 111,316,772,537.01/323,985.49
  6. Step 6: Final answer
    x = 343,585.68

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1.5x scale

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.