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Finding the Fourth Proportional to 523,477.24, 783,665.76 and 323,153.56

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Solution

The fourth proportional to 523,477.24, 783,665.76 and 323,153.56 is: 483,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,477.24 : 783,665.76 = 323,153.56 : x
  2. Step 2: Convert to fraction form
    523,477.24/783,665.76 = 323,153.56/x
  3. Step 3: Cross multiply
    523,477.24x = 783,665.76 × 323,153.56
  4. Step 4: Simplify right side
    523,477.24x = 253,244,380,194.11
  5. Step 5: Solve for x
    x = 253,244,380,194.11/523,477.24
  6. Step 6: Final answer
    x = 483,773.43

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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.