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Finding the Fourth Proportional to 530,940.24, 796,528.56 and 193,980.24

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Solution

The fourth proportional to 530,940.24, 796,528.56 and 193,980.24 is: 291,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,940.24 : 796,528.56 = 193,980.24 : x
  2. Step 2: Convert to fraction form
    530,940.24/796,528.56 = 193,980.24/x
  3. Step 3: Cross multiply
    530,940.24x = 796,528.56 × 193,980.24
  4. Step 4: Simplify right side
    530,940.24x = 154,510,801,235.65
  5. Step 5: Solve for x
    x = 154,510,801,235.65/530,940.24
  6. Step 6: Final answer
    x = 291,013.54

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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.