Home / 930,738.60-1,396,306.30-531,570.60

Finding the Fourth Proportional to 930,738.60, 1,396,306.30 and 531,570.60

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Solution

The fourth proportional to 930,738.60, 1,396,306.30 and 531,570.60 is: 797,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,738.60 : 1,396,306.30 = 531,570.60 : x
  2. Step 2: Convert to fraction form
    930,738.60/1,396,306.30 = 531,570.60/x
  3. Step 3: Cross multiply
    930,738.60x = 1,396,306.30 × 531,570.60
  4. Step 4: Simplify right side
    930,738.60x = 742,235,377,674.78
  5. Step 5: Solve for x
    x = 742,235,377,674.78/930,738.60
  6. Step 6: Final answer
    x = 797,469.21

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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.