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Finding the Fourth Proportional to 424,179.92, 585,368.52 and 233,194.16

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Solution

The fourth proportional to 424,179.92, 585,368.52 and 233,194.16 is: 321,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,179.92 : 585,368.52 = 233,194.16 : x
  2. Step 2: Convert to fraction form
    424,179.92/585,368.52 = 233,194.16/x
  3. Step 3: Cross multiply
    424,179.92x = 585,368.52 × 233,194.16
  4. Step 4: Simplify right side
    424,179.92x = 136,504,520,311.84
  5. Step 5: Solve for x
    x = 136,504,520,311.84/424,179.92
  6. Step 6: Final answer
    x = 321,808.07

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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.