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Finding the Fourth Proportional to 424,862.10, 586,326.42 and 233,893.26

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Solution

The fourth proportional to 424,862.10, 586,326.42 and 233,893.26 is: 322,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,862.10 : 586,326.42 = 233,893.26 : x
  2. Step 2: Convert to fraction form
    424,862.10/586,326.42 = 233,893.26/x
  3. Step 3: Cross multiply
    424,862.10x = 586,326.42 × 233,893.26
  4. Step 4: Simplify right side
    424,862.10x = 137,137,797,797.93
  5. Step 5: Solve for x
    x = 137,137,797,797.93/424,862.10
  6. Step 6: Final answer
    x = 322,781.90

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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.