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Finding the Fourth Proportional to 368,373.47, 552,560.35 and 165,732.96

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Solution

The fourth proportional to 368,373.47, 552,560.35 and 165,732.96 is: 248,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,373.47 : 552,560.35 = 165,732.96 : x
  2. Step 2: Convert to fraction form
    368,373.47/552,560.35 = 165,732.96/x
  3. Step 3: Cross multiply
    368,373.47x = 552,560.35 × 165,732.96
  4. Step 4: Simplify right side
    368,373.47x = 91,577,459,621.33
  5. Step 5: Solve for x
    x = 91,577,459,621.33/368,373.47
  6. Step 6: Final answer
    x = 248,599.50

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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.