Home / 828,891.20-1,241,263.20-663,003.20

Finding the Fourth Proportional to 828,891.20, 1,241,263.20 and 663,003.20

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Solution

The fourth proportional to 828,891.20, 1,241,263.20 and 663,003.20 is: 992,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,891.20 : 1,241,263.20 = 663,003.20 : x
  2. Step 2: Convert to fraction form
    828,891.20/1,241,263.20 = 663,003.20/x
  3. Step 3: Cross multiply
    828,891.20x = 1,241,263.20 × 663,003.20
  4. Step 4: Simplify right side
    828,891.20x = 822,961,473,642.24
  5. Step 5: Solve for x
    x = 822,961,473,642.24/828,891.20
  6. Step 6: Final answer
    x = 992,846.19

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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.