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Finding the Fourth Proportional to 467,907.45, 702,025.20 and 168,397.80

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Solution

The fourth proportional to 467,907.45, 702,025.20 and 168,397.80 is: 252,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,907.45 : 702,025.20 = 168,397.80 : x
  2. Step 2: Convert to fraction form
    467,907.45/702,025.20 = 168,397.80/x
  3. Step 3: Cross multiply
    467,907.45x = 702,025.20 × 168,397.80
  4. Step 4: Simplify right side
    467,907.45x = 118,219,499,224.56
  5. Step 5: Solve for x
    x = 118,219,499,224.56/467,907.45
  6. Step 6: Final answer
    x = 252,655.73

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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.