Home / 827,539.40-1,241,309.10-789,048.20

Finding the Fourth Proportional to 827,539.40, 1,241,309.10 and 789,048.20

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Solution

The fourth proportional to 827,539.40, 1,241,309.10 and 789,048.20 is: 1,183,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,539.40 : 1,241,309.10 = 789,048.20 : x
  2. Step 2: Convert to fraction form
    827,539.40/1,241,309.10 = 789,048.20/x
  3. Step 3: Cross multiply
    827,539.40x = 1,241,309.10 × 789,048.20
  4. Step 4: Simplify right side
    827,539.40x = 979,452,710,998.62
  5. Step 5: Solve for x
    x = 979,452,710,998.62/827,539.40
  6. Step 6: Final answer
    x = 1,183,572.30

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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.