Home / 511,467.18-767,173.05-156,481.14

Finding the Fourth Proportional to 511,467.18, 767,173.05 and 156,481.14

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Solution

The fourth proportional to 511,467.18, 767,173.05 and 156,481.14 is: 234,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,467.18 : 767,173.05 = 156,481.14 : x
  2. Step 2: Convert to fraction form
    511,467.18/767,173.05 = 156,481.14/x
  3. Step 3: Cross multiply
    511,467.18x = 767,173.05 × 156,481.14
  4. Step 4: Simplify right side
    511,467.18x = 120,048,113,441.28
  5. Step 5: Solve for x
    x = 120,048,113,441.28/511,467.18
  6. Step 6: Final answer
    x = 234,713.23

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1.5x scale

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.