Home / 551,845.86-761,822.86-361,150.52

Finding the Fourth Proportional to 551,845.86, 761,822.86 and 361,150.52

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Solution

The fourth proportional to 551,845.86, 761,822.86 and 361,150.52 is: 498,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,845.86 : 761,822.86 = 361,150.52 : x
  2. Step 2: Convert to fraction form
    551,845.86/761,822.86 = 361,150.52/x
  3. Step 3: Cross multiply
    551,845.86x = 761,822.86 × 361,150.52
  4. Step 4: Simplify right side
    551,845.86x = 275,132,722,036.89
  5. Step 5: Solve for x
    x = 275,132,722,036.89/551,845.86
  6. Step 6: Final answer
    x = 498,568.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.