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Finding the Fourth Proportional to 650,584.56, 976,460 and 544,631.68

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Solution

The fourth proportional to 650,584.56, 976,460 and 544,631.68 is: 817,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,584.56 : 976,460 = 544,631.68 : x
  2. Step 2: Convert to fraction form
    650,584.56/976,460 = 544,631.68/x
  3. Step 3: Cross multiply
    650,584.56x = 976,460 × 544,631.68
  4. Step 4: Simplify right side
    650,584.56x = 531,811,050,252.80
  5. Step 5: Solve for x
    x = 531,811,050,252.80/650,584.56
  6. Step 6: Final answer
    x = 817,435.71

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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.