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Finding the Fourth Proportional to 650,966.39, 976,093.64 and 516,891.71

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Solution

The fourth proportional to 650,966.39, 976,093.64 and 516,891.71 is: 775,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,966.39 : 976,093.64 = 516,891.71 : x
  2. Step 2: Convert to fraction form
    650,966.39/976,093.64 = 516,891.71/x
  3. Step 3: Cross multiply
    650,966.39x = 976,093.64 × 516,891.71
  4. Step 4: Simplify right side
    650,966.39x = 504,534,713,463.02
  5. Step 5: Solve for x
    x = 504,534,713,463.02/650,966.39
  6. Step 6: Final answer
    x = 775,054.94

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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.