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Finding the Fourth Proportional to 523,151.96, 784,801.74 and 168,046.94

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Solution

The fourth proportional to 523,151.96, 784,801.74 and 168,046.94 is: 252,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,151.96 : 784,801.74 = 168,046.94 : x
  2. Step 2: Convert to fraction form
    523,151.96/784,801.74 = 168,046.94/x
  3. Step 3: Cross multiply
    523,151.96x = 784,801.74 × 168,046.94
  4. Step 4: Simplify right side
    523,151.96x = 131,883,526,989.67
  5. Step 5: Solve for x
    x = 131,883,526,989.67/523,151.96
  6. Step 6: Final answer
    x = 252,094.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.