Home / 976,245.60-1,465,680.60-622,826.40

Finding the Fourth Proportional to 976,245.60, 1,465,680.60 and 622,826.40

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Solution

The fourth proportional to 976,245.60, 1,465,680.60 and 622,826.40 is: 935,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,245.60 : 1,465,680.60 = 622,826.40 : x
  2. Step 2: Convert to fraction form
    976,245.60/1,465,680.60 = 622,826.40/x
  3. Step 3: Cross multiply
    976,245.60x = 1,465,680.60 × 622,826.40
  4. Step 4: Simplify right side
    976,245.60x = 912,864,571,647.84
  5. Step 5: Solve for x
    x = 912,864,571,647.84/976,245.60
  6. Step 6: Final answer
    x = 935,076.76

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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.