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Finding the Fourth Proportional to 523,982.92, 723,096.30 and 285,518.92

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Solution

The fourth proportional to 523,982.92, 723,096.30 and 285,518.92 is: 394,016.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,982.92 : 723,096.30 = 285,518.92 : x
  2. Step 2: Convert to fraction form
    523,982.92/723,096.30 = 285,518.92/x
  3. Step 3: Cross multiply
    523,982.92x = 723,096.30 × 285,518.92
  4. Step 4: Simplify right side
    523,982.92x = 206,457,674,632.00
  5. Step 5: Solve for x
    x = 206,457,674,632.00/523,982.92
  6. Step 6: Final answer
    x = 394,016.04

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Double scale
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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.