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Finding the Fourth Proportional to 431,530.98, 595,500.34 and 240,540.27

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Solution

The fourth proportional to 431,530.98, 595,500.34 and 240,540.27 is: 331,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,530.98 : 595,500.34 = 240,540.27 : x
  2. Step 2: Convert to fraction form
    431,530.98/595,500.34 = 240,540.27/x
  3. Step 3: Cross multiply
    431,530.98x = 595,500.34 × 240,540.27
  4. Step 4: Simplify right side
    431,530.98x = 143,241,812,568.69
  5. Step 5: Solve for x
    x = 143,241,812,568.69/431,530.98
  6. Step 6: Final answer
    x = 331,938.65

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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.