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Finding the Fourth Proportional to 435,696.20, 653,584.58 and 169,476.92

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Solution

The fourth proportional to 435,696.20, 653,584.58 and 169,476.92 is: 254,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,696.20 : 653,584.58 = 169,476.92 : x
  2. Step 2: Convert to fraction form
    435,696.20/653,584.58 = 169,476.92/x
  3. Step 3: Cross multiply
    435,696.20x = 653,584.58 × 169,476.92
  4. Step 4: Simplify right side
    435,696.20x = 110,767,501,577.89
  5. Step 5: Solve for x
    x = 110,767,501,577.89/435,696.20
  6. Step 6: Final answer
    x = 254,231.05

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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.