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Finding the Fourth Proportional to 526,844.63, 790,200.28 and 167,018.97

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Solution

The fourth proportional to 526,844.63, 790,200.28 and 167,018.97 is: 250,507.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,844.63 : 790,200.28 = 167,018.97 : x
  2. Step 2: Convert to fraction form
    526,844.63/790,200.28 = 167,018.97/x
  3. Step 3: Cross multiply
    526,844.63x = 790,200.28 × 167,018.97
  4. Step 4: Simplify right side
    526,844.63x = 131,978,436,441.76
  5. Step 5: Solve for x
    x = 131,978,436,441.76/526,844.63
  6. Step 6: Final answer
    x = 250,507.32

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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.