Home / 283,260.78-424,890.36-194,244.21

Finding the Fourth Proportional to 283,260.78, 424,890.36 and 194,244.21

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Solution

The fourth proportional to 283,260.78, 424,890.36 and 194,244.21 is: 291,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,260.78 : 424,890.36 = 194,244.21 : x
  2. Step 2: Convert to fraction form
    283,260.78/424,890.36 = 194,244.21/x
  3. Step 3: Cross multiply
    283,260.78x = 424,890.36 × 194,244.21
  4. Step 4: Simplify right side
    283,260.78x = 82,532,492,314.82
  5. Step 5: Solve for x
    x = 82,532,492,314.82/283,260.78
  6. Step 6: Final answer
    x = 291,365.76

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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.