Home / 551,929.65-827,541.77-263,622.90

Finding the Fourth Proportional to 551,929.65, 827,541.77 and 263,622.90

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Solution

The fourth proportional to 551,929.65, 827,541.77 and 263,622.90 is: 395,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,929.65 : 827,541.77 = 263,622.90 : x
  2. Step 2: Convert to fraction form
    551,929.65/827,541.77 = 263,622.90/x
  3. Step 3: Cross multiply
    551,929.65x = 827,541.77 × 263,622.90
  4. Step 4: Simplify right side
    551,929.65x = 218,158,963,063.70
  5. Step 5: Solve for x
    x = 218,158,963,063.70/551,929.65
  6. Step 6: Final answer
    x = 395,265.89

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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.