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Finding the Fourth Proportional to 424,433.34, 585,729.09 and 233,451.74

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Solution

The fourth proportional to 424,433.34, 585,729.09 and 233,451.74 is: 322,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,433.34 : 585,729.09 = 233,451.74 : x
  2. Step 2: Convert to fraction form
    424,433.34/585,729.09 = 233,451.74/x
  3. Step 3: Cross multiply
    424,433.34x = 585,729.09 × 233,451.74
  4. Step 4: Simplify right side
    424,433.34x = 136,739,476,693.44
  5. Step 5: Solve for x
    x = 136,739,476,693.44/424,433.34
  6. Step 6: Final answer
    x = 322,169.50

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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.