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Finding the Fourth Proportional to 273,799.56, 410,699.08 and 103,053.16

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Solution

The fourth proportional to 273,799.56, 410,699.08 and 103,053.16 is: 154,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,799.56 : 410,699.08 = 103,053.16 : x
  2. Step 2: Convert to fraction form
    273,799.56/410,699.08 = 103,053.16/x
  3. Step 3: Cross multiply
    273,799.56x = 410,699.08 × 103,053.16
  4. Step 4: Simplify right side
    273,799.56x = 42,323,838,003.09
  5. Step 5: Solve for x
    x = 42,323,838,003.09/273,799.56
  6. Step 6: Final answer
    x = 154,579.64

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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.