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Finding the Fourth Proportional to 324,350, 447,549.60 and 181,087.04

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Solution

The fourth proportional to 324,350, 447,549.60 and 181,087.04 is: 249,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,350 : 447,549.60 = 181,087.04 : x
  2. Step 2: Convert to fraction form
    324,350/447,549.60 = 181,087.04/x
  3. Step 3: Cross multiply
    324,350x = 447,549.60 × 181,087.04
  4. Step 4: Simplify right side
    324,350x = 81,045,432,317.18
  5. Step 5: Solve for x
    x = 81,045,432,317.18/324,350
  6. Step 6: Final answer
    x = 249,870.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.