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Finding the Fourth Proportional to 435,368.86, 652,801.85 and 168,817.97

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Solution

The fourth proportional to 435,368.86, 652,801.85 and 168,817.97 is: 253,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,368.86 : 652,801.85 = 168,817.97 : x
  2. Step 2: Convert to fraction form
    435,368.86/652,801.85 = 168,817.97/x
  3. Step 3: Cross multiply
    435,368.86x = 652,801.85 × 168,817.97
  4. Step 4: Simplify right side
    435,368.86x = 110,204,685,183.29
  5. Step 5: Solve for x
    x = 110,204,685,183.29/435,368.86
  6. Step 6: Final answer
    x = 253,129.46

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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.