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Finding the Fourth Proportional to 368,467.80, 552,701.46 and 165,827.04

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Solution

The fourth proportional to 368,467.80, 552,701.46 and 165,827.04 is: 248,740.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,467.80 : 552,701.46 = 165,827.04 : x
  2. Step 2: Convert to fraction form
    368,467.80/552,701.46 = 165,827.04/x
  3. Step 3: Cross multiply
    368,467.80x = 552,701.46 × 165,827.04
  4. Step 4: Simplify right side
    368,467.80x = 91,652,847,115.48
  5. Step 5: Solve for x
    x = 91,652,847,115.48/368,467.80
  6. Step 6: Final answer
    x = 248,740.45

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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.