Home / 536,128.05-804,524.45-311,594.23

Finding the Fourth Proportional to 536,128.05, 804,524.45 and 311,594.23

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Solution

The fourth proportional to 536,128.05, 804,524.45 and 311,594.23 is: 467,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,128.05 : 804,524.45 = 311,594.23 : x
  2. Step 2: Convert to fraction form
    536,128.05/804,524.45 = 311,594.23/x
  3. Step 3: Cross multiply
    536,128.05x = 804,524.45 × 311,594.23
  4. Step 4: Simplify right side
    536,128.05x = 250,685,176,513.92
  5. Step 5: Solve for x
    x = 250,685,176,513.92/536,128.05
  6. Step 6: Final answer
    x = 467,584.52

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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.