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Finding the Fourth Proportional to 530,894.80, 796,361.82 and 175,939.84

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Solution

The fourth proportional to 530,894.80, 796,361.82 and 175,939.84 is: 263,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,894.80 : 796,361.82 = 175,939.84 : x
  2. Step 2: Convert to fraction form
    530,894.80/796,361.82 = 175,939.84/x
  3. Step 3: Cross multiply
    530,894.80x = 796,361.82 × 175,939.84
  4. Step 4: Simplify right side
    530,894.80x = 140,111,771,192.91
  5. Step 5: Solve for x
    x = 140,111,771,192.91/530,894.80
  6. Step 6: Final answer
    x = 263,916.26

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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.