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Finding the Fourth Proportional to 544,888.01, 817,362.77 and 165,821.11

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Solution

The fourth proportional to 544,888.01, 817,362.77 and 165,821.11 is: 248,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,888.01 : 817,362.77 = 165,821.11 : x
  2. Step 2: Convert to fraction form
    544,888.01/817,362.77 = 165,821.11/x
  3. Step 3: Cross multiply
    544,888.01x = 817,362.77 × 165,821.11
  4. Step 4: Simplify right side
    544,888.01x = 135,535,998,921.56
  5. Step 5: Solve for x
    x = 135,535,998,921.56/544,888.01
  6. Step 6: Final answer
    x = 248,741.02

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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.