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Finding the Fourth Proportional to 350,752.92, 526,207.32 and 163,662.36

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Solution

The fourth proportional to 350,752.92, 526,207.32 and 163,662.36 is: 245,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,752.92 : 526,207.32 = 163,662.36 : x
  2. Step 2: Convert to fraction form
    350,752.92/526,207.32 = 163,662.36/x
  3. Step 3: Cross multiply
    350,752.92x = 526,207.32 × 163,662.36
  4. Step 4: Simplify right side
    350,752.92x = 86,120,331,840.48
  5. Step 5: Solve for x
    x = 86,120,331,840.48/350,752.92
  6. Step 6: Final answer
    x = 245,529.91

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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.