Home / 931,336.94-1,396,966.53-266,488.94

Finding the Fourth Proportional to 931,336.94, 1,396,966.53 and 266,488.94

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Solution

The fourth proportional to 931,336.94, 1,396,966.53 and 266,488.94 is: 399,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,336.94 : 1,396,966.53 = 266,488.94 : x
  2. Step 2: Convert to fraction form
    931,336.94/1,396,966.53 = 266,488.94/x
  3. Step 3: Cross multiply
    931,336.94x = 1,396,966.53 × 266,488.94
  4. Step 4: Simplify right side
    931,336.94x = 372,276,134,286.93
  5. Step 5: Solve for x
    x = 372,276,134,286.93/931,336.94
  6. Step 6: Final answer
    x = 399,722.29

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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.