Home / 943,538.20-1,415,890.50-382,577.56

Finding the Fourth Proportional to 943,538.20, 1,415,890.50 and 382,577.56

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Solution

The fourth proportional to 943,538.20, 1,415,890.50 and 382,577.56 is: 574,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,538.20 : 1,415,890.50 = 382,577.56 : x
  2. Step 2: Convert to fraction form
    943,538.20/1,415,890.50 = 382,577.56/x
  3. Step 3: Cross multiply
    943,538.20x = 1,415,890.50 × 382,577.56
  4. Step 4: Simplify right side
    943,538.20x = 541,687,932,717.18
  5. Step 5: Solve for x
    x = 541,687,932,717.18/943,538.20
  6. Step 6: Final answer
    x = 574,102.81

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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.