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Finding the Fourth Proportional to 264,032.33, 395,890.32 and 84,040.01

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Solution

The fourth proportional to 264,032.33, 395,890.32 and 84,040.01 is: 126,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,032.33 : 395,890.32 = 84,040.01 : x
  2. Step 2: Convert to fraction form
    264,032.33/395,890.32 = 84,040.01/x
  3. Step 3: Cross multiply
    264,032.33x = 395,890.32 × 84,040.01
  4. Step 4: Simplify right side
    264,032.33x = 33,270,624,472.25
  5. Step 5: Solve for x
    x = 33,270,624,472.25/264,032.33
  6. Step 6: Final answer
    x = 126,009.66

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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.