Home / 931,440.67-1,396,166.28-531,219.67

Finding the Fourth Proportional to 931,440.67, 1,396,166.28 and 531,219.67

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Solution

The fourth proportional to 931,440.67, 1,396,166.28 and 531,219.67 is: 796,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,440.67 : 1,396,166.28 = 531,219.67 : x
  2. Step 2: Convert to fraction form
    931,440.67/1,396,166.28 = 531,219.67/x
  3. Step 3: Cross multiply
    931,440.67x = 1,396,166.28 × 531,219.67
  4. Step 4: Simplify right side
    931,440.67x = 741,670,990,526.73
  5. Step 5: Solve for x
    x = 741,670,990,526.73/931,440.67
  6. Step 6: Final answer
    x = 796,262.19

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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.