Home / 514,375.62-768,434.93-332,983.32

Finding the Fourth Proportional to 514,375.62, 768,434.93 and 332,983.32

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Solution

The fourth proportional to 514,375.62, 768,434.93 and 332,983.32 is: 497,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,375.62 : 768,434.93 = 332,983.32 : x
  2. Step 2: Convert to fraction form
    514,375.62/768,434.93 = 332,983.32/x
  3. Step 3: Cross multiply
    514,375.62x = 768,434.93 × 332,983.32
  4. Step 4: Simplify right side
    514,375.62x = 255,876,012,530.45
  5. Step 5: Solve for x
    x = 255,876,012,530.45/514,375.62
  6. Step 6: Final answer
    x = 497,449.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.