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Finding the Fourth Proportional to 424,553.91, 585,884.39 and 233,563.20

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Solution

The fourth proportional to 424,553.91, 585,884.39 and 233,563.20 is: 322,317.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,553.91 : 585,884.39 = 233,563.20 : x
  2. Step 2: Convert to fraction form
    424,553.91/585,884.39 = 233,563.20/x
  3. Step 3: Cross multiply
    424,553.91x = 585,884.39 × 233,563.20
  4. Step 4: Simplify right side
    424,553.91x = 136,841,030,907.36
  5. Step 5: Solve for x
    x = 136,841,030,907.36/424,553.91
  6. Step 6: Final answer
    x = 322,317.21

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1.5x scale

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.