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Finding the Fourth Proportional to 424,167.12, 585,361.80 and 233,185.32

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Solution

The fourth proportional to 424,167.12, 585,361.80 and 233,185.32 is: 321,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,167.12 : 585,361.80 = 233,185.32 : x
  2. Step 2: Convert to fraction form
    424,167.12/585,361.80 = 233,185.32/x
  3. Step 3: Cross multiply
    424,167.12x = 585,361.80 × 233,185.32
  4. Step 4: Simplify right side
    424,167.12x = 136,497,778,648.78
  5. Step 5: Solve for x
    x = 136,497,778,648.78/424,167.12
  6. Step 6: Final answer
    x = 321,801.88

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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.