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Finding the Fourth Proportional to 474,886.56, 712,351.71 and 264,365.94

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Solution

The fourth proportional to 474,886.56, 712,351.71 and 264,365.94 is: 396,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,886.56 : 712,351.71 = 264,365.94 : x
  2. Step 2: Convert to fraction form
    474,886.56/712,351.71 = 264,365.94/x
  3. Step 3: Cross multiply
    474,886.56x = 712,351.71 × 264,365.94
  4. Step 4: Simplify right side
    474,886.56x = 188,321,529,424.76
  5. Step 5: Solve for x
    x = 188,321,529,424.76/474,886.56
  6. Step 6: Final answer
    x = 396,561.08

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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.