Home / 1,000,140.83-1,380,198.74-541,255.46

Finding the Fourth Proportional to 1,000,140.83, 1,380,198.74 and 541,255.46

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Solution

The fourth proportional to 1,000,140.83, 1,380,198.74 and 541,255.46 is: 746,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,140.83 : 1,380,198.74 = 541,255.46 : x
  2. Step 2: Convert to fraction form
    1,000,140.83/1,380,198.74 = 541,255.46/x
  3. Step 3: Cross multiply
    1,000,140.83x = 1,380,198.74 × 541,255.46
  4. Step 4: Simplify right side
    1,000,140.83x = 747,040,104,654.34
  5. Step 5: Solve for x
    x = 747,040,104,654.34/1,000,140.83
  6. Step 6: Final answer
    x = 746,934.92

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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.