Home / 683,033.45-942,514.58-396,497.57

Finding the Fourth Proportional to 683,033.45, 942,514.58 and 396,497.57

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Solution

The fourth proportional to 683,033.45, 942,514.58 and 396,497.57 is: 547,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,033.45 : 942,514.58 = 396,497.57 : x
  2. Step 2: Convert to fraction form
    683,033.45/942,514.58 = 396,497.57/x
  3. Step 3: Cross multiply
    683,033.45x = 942,514.58 × 396,497.57
  4. Step 4: Simplify right side
    683,033.45x = 373,704,736,938.24
  5. Step 5: Solve for x
    x = 373,704,736,938.24/683,033.45
  6. Step 6: Final answer
    x = 547,125.09

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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.