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Finding the Fourth Proportional to 523,467.24, 783,650.82 and 323,143.52

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Solution

The fourth proportional to 523,467.24, 783,650.82 and 323,143.52 is: 483,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,467.24 : 783,650.82 = 323,143.52 : x
  2. Step 2: Convert to fraction form
    523,467.24/783,650.82 = 323,143.52/x
  3. Step 3: Cross multiply
    523,467.24x = 783,650.82 × 323,143.52
  4. Step 4: Simplify right side
    523,467.24x = 253,231,680,507.43
  5. Step 5: Solve for x
    x = 253,231,680,507.43/523,467.24
  6. Step 6: Final answer
    x = 483,758.41

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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.