Home / 1,000,518.67-1,380,716.20-541,633.23

Finding the Fourth Proportional to 1,000,518.67, 1,380,716.20 and 541,633.23

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Solution

The fourth proportional to 1,000,518.67, 1,380,716.20 and 541,633.23 is: 747,454.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,518.67 : 1,380,716.20 = 541,633.23 : x
  2. Step 2: Convert to fraction form
    1,000,518.67/1,380,716.20 = 541,633.23/x
  3. Step 3: Cross multiply
    1,000,518.67x = 1,380,716.20 × 541,633.23
  4. Step 4: Simplify right side
    1,000,518.67x = 747,841,772,749.68
  5. Step 5: Solve for x
    x = 747,841,772,749.68/1,000,518.67
  6. Step 6: Final answer
    x = 747,454.09

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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.