Home / 649,385.70-896,137.39-362,932.44

Finding the Fourth Proportional to 649,385.70, 896,137.39 and 362,932.44

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Solution

The fourth proportional to 649,385.70, 896,137.39 and 362,932.44 is: 500,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,385.70 : 896,137.39 = 362,932.44 : x
  2. Step 2: Convert to fraction form
    649,385.70/896,137.39 = 362,932.44/x
  3. Step 3: Cross multiply
    649,385.70x = 896,137.39 × 362,932.44
  4. Step 4: Simplify right side
    649,385.70x = 325,237,329,527.93
  5. Step 5: Solve for x
    x = 325,237,329,527.93/649,385.70
  6. Step 6: Final answer
    x = 500,838.45

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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.