Home / 976,885.20-1,465,327.80-724,942.80

Finding the Fourth Proportional to 976,885.20, 1,465,327.80 and 724,942.80

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Solution

The fourth proportional to 976,885.20, 1,465,327.80 and 724,942.80 is: 1,087,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,885.20 : 1,465,327.80 = 724,942.80 : x
  2. Step 2: Convert to fraction form
    976,885.20/1,465,327.80 = 724,942.80/x
  3. Step 3: Cross multiply
    976,885.20x = 1,465,327.80 × 724,942.80
  4. Step 4: Simplify right side
    976,885.20x = 1,062,278,838,249.84
  5. Step 5: Solve for x
    x = 1,062,278,838,249.84/976,885.20
  6. Step 6: Final answer
    x = 1,087,414.20

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1.5x scale

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.