Home / 649,251.05-895,964.55-362,771.36

Finding the Fourth Proportional to 649,251.05, 895,964.55 and 362,771.36

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Solution

The fourth proportional to 649,251.05, 895,964.55 and 362,771.36 is: 500,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,251.05 : 895,964.55 = 362,771.36 : x
  2. Step 2: Convert to fraction form
    649,251.05/895,964.55 = 362,771.36/x
  3. Step 3: Cross multiply
    649,251.05x = 895,964.55 × 362,771.36
  4. Step 4: Simplify right side
    649,251.05x = 325,030,273,835.47
  5. Step 5: Solve for x
    x = 325,030,273,835.47/649,251.05
  6. Step 6: Final answer
    x = 500,623.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.