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Finding the Fourth Proportional to 424,542.30, 585,853.59 and 233,553.66

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Solution

The fourth proportional to 424,542.30, 585,853.59 and 233,553.66 is: 322,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,542.30 : 585,853.59 = 233,553.66 : x
  2. Step 2: Convert to fraction form
    424,542.30/585,853.59 = 233,553.66/x
  3. Step 3: Cross multiply
    424,542.30x = 585,853.59 × 233,553.66
  4. Step 4: Simplify right side
    424,542.30x = 136,828,250,168.64
  5. Step 5: Solve for x
    x = 136,828,250,168.64/424,542.30
  6. Step 6: Final answer
    x = 322,295.92

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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.