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Finding the Fourth Proportional to 270,543.74, 405,811.50 and 93,052.29

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Solution

The fourth proportional to 270,543.74, 405,811.50 and 93,052.29 is: 139,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,543.74 : 405,811.50 = 93,052.29 : x
  2. Step 2: Convert to fraction form
    270,543.74/405,811.50 = 93,052.29/x
  3. Step 3: Cross multiply
    270,543.74x = 405,811.50 × 93,052.29
  4. Step 4: Simplify right side
    270,543.74x = 37,761,689,383.34
  5. Step 5: Solve for x
    x = 37,761,689,383.34/270,543.74
  6. Step 6: Final answer
    x = 139,577.02

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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.