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Finding the Fourth Proportional to 484,635.96, 727,102.17 and 248,145.93

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Solution

The fourth proportional to 484,635.96, 727,102.17 and 248,145.93 is: 372,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,635.96 : 727,102.17 = 248,145.93 : x
  2. Step 2: Convert to fraction form
    484,635.96/727,102.17 = 248,145.93/x
  3. Step 3: Cross multiply
    484,635.96x = 727,102.17 × 248,145.93
  4. Step 4: Simplify right side
    484,635.96x = 180,427,444,179.67
  5. Step 5: Solve for x
    x = 180,427,444,179.67/484,635.96
  6. Step 6: Final answer
    x = 372,294.79

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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.