Home / 754,028.50-1,040,532.96-414,494.32

Finding the Fourth Proportional to 754,028.50, 1,040,532.96 and 414,494.32

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Solution

The fourth proportional to 754,028.50, 1,040,532.96 and 414,494.32 is: 571,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,028.50 : 1,040,532.96 = 414,494.32 : x
  2. Step 2: Convert to fraction form
    754,028.50/1,040,532.96 = 414,494.32/x
  3. Step 3: Cross multiply
    754,028.50x = 1,040,532.96 × 414,494.32
  4. Step 4: Simplify right side
    754,028.50x = 431,295,001,692.79
  5. Step 5: Solve for x
    x = 431,295,001,692.79/754,028.50
  6. Step 6: Final answer
    x = 571,987.67

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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.