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Finding the Fourth Proportional to 474,888.56, 712,354.72 and 264,367.94

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Solution

The fourth proportional to 474,888.56, 712,354.72 and 264,367.94 is: 396,564.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,888.56 : 712,354.72 = 264,367.94 : x
  2. Step 2: Convert to fraction form
    474,888.56/712,354.72 = 264,367.94/x
  3. Step 3: Cross multiply
    474,888.56x = 712,354.72 × 264,367.94
  4. Step 4: Simplify right side
    474,888.56x = 188,323,749,875.68
  5. Step 5: Solve for x
    x = 188,323,749,875.68/474,888.56
  6. Step 6: Final answer
    x = 396,564.09

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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.