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Finding the Fourth Proportional to 504,790.24, 696,685.96 and 323,706.64

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Solution

The fourth proportional to 504,790.24, 696,685.96 and 323,706.64 is: 446,763.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,790.24 : 696,685.96 = 323,706.64 : x
  2. Step 2: Convert to fraction form
    504,790.24/696,685.96 = 323,706.64/x
  3. Step 3: Cross multiply
    504,790.24x = 696,685.96 × 323,706.64
  4. Step 4: Simplify right side
    504,790.24x = 225,521,871,246.77
  5. Step 5: Solve for x
    x = 225,521,871,246.77/504,790.24
  6. Step 6: Final answer
    x = 446,763.53

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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.