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Finding the Fourth Proportional to 530,677.80, 796,121.74 and 151,601.80

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Solution

The fourth proportional to 530,677.80, 796,121.74 and 151,601.80 is: 227,432.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,677.80 : 796,121.74 = 151,601.80 : x
  2. Step 2: Convert to fraction form
    530,677.80/796,121.74 = 151,601.80/x
  3. Step 3: Cross multiply
    530,677.80x = 796,121.74 × 151,601.80
  4. Step 4: Simplify right side
    530,677.80x = 120,693,488,803.13
  5. Step 5: Solve for x
    x = 120,693,488,803.13/530,677.80
  6. Step 6: Final answer
    x = 227,432.71

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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.