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Finding the Fourth Proportional to 424,188.52, 585,392.90 and 242,958.92

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Solution

The fourth proportional to 424,188.52, 585,392.90 and 242,958.92 is: 335,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,188.52 : 585,392.90 = 242,958.92 : x
  2. Step 2: Convert to fraction form
    424,188.52/585,392.90 = 242,958.92/x
  3. Step 3: Cross multiply
    424,188.52x = 585,392.90 × 242,958.92
  4. Step 4: Simplify right side
    424,188.52x = 142,226,426,759.67
  5. Step 5: Solve for x
    x = 142,226,426,759.67/424,188.52
  6. Step 6: Final answer
    x = 335,290.61

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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.