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Finding the Fourth Proportional to 403,191.56, 556,172.92 and 252,026.12

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Solution

The fourth proportional to 403,191.56, 556,172.92 and 252,026.12 is: 347,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,191.56 : 556,172.92 = 252,026.12 : x
  2. Step 2: Convert to fraction form
    403,191.56/556,172.92 = 252,026.12/x
  3. Step 3: Cross multiply
    403,191.56x = 556,172.92 × 252,026.12
  4. Step 4: Simplify right side
    403,191.56x = 140,170,103,076.67
  5. Step 5: Solve for x
    x = 140,170,103,076.67/403,191.56
  6. Step 6: Final answer
    x = 347,651.38

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1.5x scale

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.