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Finding the Fourth Proportional to 270,443.46, 405,687.06 and 92,950.62

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Solution

The fourth proportional to 270,443.46, 405,687.06 and 92,950.62 is: 139,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,443.46 : 405,687.06 = 92,950.62 : x
  2. Step 2: Convert to fraction form
    270,443.46/405,687.06 = 92,950.62/x
  3. Step 3: Cross multiply
    270,443.46x = 405,687.06 × 92,950.62
  4. Step 4: Simplify right side
    270,443.46x = 37,708,863,752.98
  5. Step 5: Solve for x
    x = 37,708,863,752.98/270,443.46
  6. Step 6: Final answer
    x = 139,433.45

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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.