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Finding the Fourth Proportional to 239,762.51, 330,848.70 and 132,325.60

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Solution

The fourth proportional to 239,762.51, 330,848.70 and 132,325.60 is: 182,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,762.51 : 330,848.70 = 132,325.60 : x
  2. Step 2: Convert to fraction form
    239,762.51/330,848.70 = 132,325.60/x
  3. Step 3: Cross multiply
    239,762.51x = 330,848.70 × 132,325.60
  4. Step 4: Simplify right side
    239,762.51x = 43,779,752,736.72
  5. Step 5: Solve for x
    x = 43,779,752,736.72/239,762.51
  6. Step 6: Final answer
    x = 182,596.32

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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.