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Finding the Fourth Proportional to 283,358.82, 425,037.80 and 194,342.46

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Solution

The fourth proportional to 283,358.82, 425,037.80 and 194,342.46 is: 291,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,358.82 : 425,037.80 = 194,342.46 : x
  2. Step 2: Convert to fraction form
    283,358.82/425,037.80 = 194,342.46/x
  3. Step 3: Cross multiply
    283,358.82x = 425,037.80 × 194,342.46
  4. Step 4: Simplify right side
    283,358.82x = 82,602,891,644.99
  5. Step 5: Solve for x
    x = 82,602,891,644.99/283,358.82
  6. Step 6: Final answer
    x = 291,513.40

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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.