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Finding the Fourth Proportional to 598,560.05, 826,030.40 and 326,645.48

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Solution

The fourth proportional to 598,560.05, 826,030.40 and 326,645.48 is: 450,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,560.05 : 826,030.40 = 326,645.48 : x
  2. Step 2: Convert to fraction form
    598,560.05/826,030.40 = 326,645.48/x
  3. Step 3: Cross multiply
    598,560.05x = 826,030.40 × 326,645.48
  4. Step 4: Simplify right side
    598,560.05x = 269,819,093,189.05
  5. Step 5: Solve for x
    x = 269,819,093,189.05/598,560.05
  6. Step 6: Final answer
    x = 450,780.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.