Home / 931,079.40-1,396,728.44-332,125.71

Finding the Fourth Proportional to 931,079.40, 1,396,728.44 and 332,125.71

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Solution

The fourth proportional to 931,079.40, 1,396,728.44 and 332,125.71 is: 498,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,079.40 : 1,396,728.44 = 332,125.71 : x
  2. Step 2: Convert to fraction form
    931,079.40/1,396,728.44 = 332,125.71/x
  3. Step 3: Cross multiply
    931,079.40x = 1,396,728.44 × 332,125.71
  4. Step 4: Simplify right side
    931,079.40x = 463,889,424,812.19
  5. Step 5: Solve for x
    x = 463,889,424,812.19/931,079.40
  6. Step 6: Final answer
    x = 498,227.57

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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.