Home / 1,180,191.40-1,770,550.30-338,677.56

Finding the Fourth Proportional to 1,180,191.40, 1,770,550.30 and 338,677.56

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Solution

The fourth proportional to 1,180,191.40, 1,770,550.30 and 338,677.56 is: 508,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,191.40 : 1,770,550.30 = 338,677.56 : x
  2. Step 2: Convert to fraction form
    1,180,191.40/1,770,550.30 = 338,677.56/x
  3. Step 3: Cross multiply
    1,180,191.40x = 1,770,550.30 × 338,677.56
  4. Step 4: Simplify right side
    1,180,191.40x = 599,645,655,461.27
  5. Step 5: Solve for x
    x = 599,645,655,461.27/1,180,191.40
  6. Step 6: Final answer
    x = 508,091.87

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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.