Home / 589,528.38-884,206.44-289,928.55

Finding the Fourth Proportional to 589,528.38, 884,206.44 and 289,928.55

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Solution

The fourth proportional to 589,528.38, 884,206.44 and 289,928.55 is: 434,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,528.38 : 884,206.44 = 289,928.55 : x
  2. Step 2: Convert to fraction form
    589,528.38/884,206.44 = 289,928.55/x
  3. Step 3: Cross multiply
    589,528.38x = 884,206.44 × 289,928.55
  4. Step 4: Simplify right side
    589,528.38x = 256,356,691,049.86
  5. Step 5: Solve for x
    x = 256,356,691,049.86/589,528.38
  6. Step 6: Final answer
    x = 434,850.47

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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.