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Finding the Fourth Proportional to 504,500.40, 696,227.36 and 300,523.48

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Solution

The fourth proportional to 504,500.40, 696,227.36 and 300,523.48 is: 414,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,500.40 : 696,227.36 = 300,523.48 : x
  2. Step 2: Convert to fraction form
    504,500.40/696,227.36 = 300,523.48/x
  3. Step 3: Cross multiply
    504,500.40x = 696,227.36 × 300,523.48
  4. Step 4: Simplify right side
    504,500.40x = 209,232,669,098.41
  5. Step 5: Solve for x
    x = 209,232,669,098.41/504,500.40
  6. Step 6: Final answer
    x = 414,732.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.