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Finding the Fourth Proportional to 435,568.70, 653,044.16 and 169,104.62

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Solution

The fourth proportional to 435,568.70, 653,044.16 and 169,104.62 is: 253,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,568.70 : 653,044.16 = 169,104.62 : x
  2. Step 2: Convert to fraction form
    435,568.70/653,044.16 = 169,104.62/x
  3. Step 3: Cross multiply
    435,568.70x = 653,044.16 × 169,104.62
  4. Step 4: Simplify right side
    435,568.70x = 110,432,784,520.02
  5. Step 5: Solve for x
    x = 110,432,784,520.02/435,568.70
  6. Step 6: Final answer
    x = 253,537.01

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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.