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Finding the Fourth Proportional to 435,604.92, 653,155.93 and 169,053.90

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Solution

The fourth proportional to 435,604.92, 653,155.93 and 169,053.90 is: 253,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,604.92 : 653,155.93 = 169,053.90 : x
  2. Step 2: Convert to fraction form
    435,604.92/653,155.93 = 169,053.90/x
  3. Step 3: Cross multiply
    435,604.92x = 653,155.93 × 169,053.90
  4. Step 4: Simplify right side
    435,604.92x = 110,418,557,274.63
  5. Step 5: Solve for x
    x = 110,418,557,274.63/435,604.92
  6. Step 6: Final answer
    x = 253,483.26

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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.