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Finding the Fourth Proportional to 368,565.75, 552,592.13 and 163,288.94

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Solution

The fourth proportional to 368,565.75, 552,592.13 and 163,288.94 is: 244,819.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,565.75 : 552,592.13 = 163,288.94 : x
  2. Step 2: Convert to fraction form
    368,565.75/552,592.13 = 163,288.94/x
  3. Step 3: Cross multiply
    368,565.75x = 552,592.13 × 163,288.94
  4. Step 4: Simplify right side
    368,565.75x = 90,232,179,580.64
  5. Step 5: Solve for x
    x = 90,232,179,580.64/368,565.75
  6. Step 6: Final answer
    x = 244,819.76

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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.