Home / 829,391.38-1,244,284.50-268,425.88

Finding the Fourth Proportional to 829,391.38, 1,244,284.50 and 268,425.88

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Solution

The fourth proportional to 829,391.38, 1,244,284.50 and 268,425.88 is: 402,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,391.38 : 1,244,284.50 = 268,425.88 : x
  2. Step 2: Convert to fraction form
    829,391.38/1,244,284.50 = 268,425.88/x
  3. Step 3: Cross multiply
    829,391.38x = 1,244,284.50 × 268,425.88
  4. Step 4: Simplify right side
    829,391.38x = 333,998,161,882.86
  5. Step 5: Solve for x
    x = 333,998,161,882.86/829,391.38
  6. Step 6: Final answer
    x = 402,702.72

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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.