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Finding the Fourth Proportional to 504,966.92, 696,224.06 and 323,380.31

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Solution

The fourth proportional to 504,966.92, 696,224.06 and 323,380.31 is: 445,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,966.92 : 696,224.06 = 323,380.31 : x
  2. Step 2: Convert to fraction form
    504,966.92/696,224.06 = 323,380.31/x
  3. Step 3: Cross multiply
    504,966.92x = 696,224.06 × 323,380.31
  4. Step 4: Simplify right side
    504,966.92x = 225,145,152,352.26
  5. Step 5: Solve for x
    x = 225,145,152,352.26/504,966.92
  6. Step 6: Final answer
    x = 445,861.19

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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.