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Finding the Fourth Proportional to 544,876.67, 817,345.73 and 165,809.75

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Solution

The fourth proportional to 544,876.67, 817,345.73 and 165,809.75 is: 248,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,876.67 : 817,345.73 = 165,809.75 : x
  2. Step 2: Convert to fraction form
    544,876.67/817,345.73 = 165,809.75/x
  3. Step 3: Cross multiply
    544,876.67x = 817,345.73 × 165,809.75
  4. Step 4: Simplify right side
    544,876.67x = 135,523,893,612.76
  5. Step 5: Solve for x
    x = 135,523,893,612.76/544,876.67
  6. Step 6: Final answer
    x = 248,723.98

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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.