Home / 1,008,910.26-1,392,305.67-556,217.46

Finding the Fourth Proportional to 1,008,910.26, 1,392,305.67 and 556,217.46

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Solution

The fourth proportional to 1,008,910.26, 1,392,305.67 and 556,217.46 is: 767,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,910.26 : 1,392,305.67 = 556,217.46 : x
  2. Step 2: Convert to fraction form
    1,008,910.26/1,392,305.67 = 556,217.46/x
  3. Step 3: Cross multiply
    1,008,910.26x = 1,392,305.67 × 556,217.46
  4. Step 4: Simplify right side
    1,008,910.26x = 774,424,723,311.00
  5. Step 5: Solve for x
    x = 774,424,723,311.00/1,008,910.26
  6. Step 6: Final answer
    x = 767,585.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.