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Finding the Fourth Proportional to 581,884.65, 802,930.27 and 323,700.57

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Solution

The fourth proportional to 581,884.65, 802,930.27 and 323,700.57 is: 446,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,884.65 : 802,930.27 = 323,700.57 : x
  2. Step 2: Convert to fraction form
    581,884.65/802,930.27 = 323,700.57/x
  3. Step 3: Cross multiply
    581,884.65x = 802,930.27 × 323,700.57
  4. Step 4: Simplify right side
    581,884.65x = 259,908,981,245.35
  5. Step 5: Solve for x
    x = 259,908,981,245.35/581,884.65
  6. Step 6: Final answer
    x = 446,667.53

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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.