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Finding the Fourth Proportional to 361,225.85, 498,357.83 and 233,971.61

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Solution

The fourth proportional to 361,225.85, 498,357.83 and 233,971.61 is: 322,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,225.85 : 498,357.83 = 233,971.61 : x
  2. Step 2: Convert to fraction form
    361,225.85/498,357.83 = 233,971.61/x
  3. Step 3: Cross multiply
    361,225.85x = 498,357.83 × 233,971.61
  4. Step 4: Simplify right side
    361,225.85x = 116,601,581,934.35
  5. Step 5: Solve for x
    x = 116,601,581,934.35/361,225.85
  6. Step 6: Final answer
    x = 322,794.13

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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.