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Finding the Fourth Proportional to 431,616.98, 595,624.92 and 240,625.46

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Solution

The fourth proportional to 431,616.98, 595,624.92 and 240,625.46 is: 332,059.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,616.98 : 595,624.92 = 240,625.46 : x
  2. Step 2: Convert to fraction form
    431,616.98/595,624.92 = 240,625.46/x
  3. Step 3: Cross multiply
    431,616.98x = 595,624.92 × 240,625.46
  4. Step 4: Simplify right side
    431,616.98x = 143,322,520,362.46
  5. Step 5: Solve for x
    x = 143,322,520,362.46/431,616.98
  6. Step 6: Final answer
    x = 332,059.50

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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.