Home / 433,377.58-649,939.44-163,310.86

Finding the Fourth Proportional to 433,377.58, 649,939.44 and 163,310.86

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Solution

The fourth proportional to 433,377.58, 649,939.44 and 163,310.86 is: 244,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,377.58 : 649,939.44 = 163,310.86 : x
  2. Step 2: Convert to fraction form
    433,377.58/649,939.44 = 163,310.86/x
  3. Step 3: Cross multiply
    433,377.58x = 649,939.44 × 163,310.86
  4. Step 4: Simplify right side
    433,377.58x = 106,142,168,894.32
  5. Step 5: Solve for x
    x = 106,142,168,894.32/433,377.58
  6. Step 6: Final answer
    x = 244,918.46

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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.